“REVIEW GUIDE”

GEAS

QUESTION ANSWER

1. What is the charge of a hydrogen atom? 0

2. What is the coefficient of restitution for an elastic collision? 1

3. Broadcast station log to kept by NTSC is how many year? 1

4. What is generally the accepted nominal mass of a proton? 1 amu

5. What is the charge of an electron? -1.602×10-19 Coulombs

6. What is the charge of a proton? -1.602×10-19 Coulombs

7. 1 amu is equal to? 1.660×10-27 kg

8. What is the mass (in grams) of a proton? 1.672 ×10-24

9. What is the mass (in grams) of a neutron? 1.675 × 10-24

10.To become a member of the board of electronics, he/she

must be in active practice of the electronics engineering profession for at least ___ continuous years.

10

11.What is the approximate radius of an atom? 10-14 m

12.What is the diameter of the atomic nucleus? 10-15 – 10-16 m

13.The threshold of hearing in watts/cm2 10-16

14.1 Joule 107 ergs

15.Relative permittivity of Silicon. 11.7

16.Nichrome is an alloy of nickel that has high electrical and

corrosion resistance and high strength at red heat

temperature and contain __________ % chromium.

15-20

17.Nichrome is mainly composed of Nickel and what? 15-20% Chromium

18. 2 %

19.The member of the Board of Electronics Engineer shall hold

office for a term of how many years?

3

20.One horsepower is equivalent to how many watts? 33, 000

21.1 kWh = ___ MJ 3.6

22.Constantan, with the other percentage being Nickel 40-60% Copper

23.Under RA 9292, Electronics technicians may apply for registration without examination within ___ years after the

effectivity of the republic act.

5

24.Under RA9292, one qualification to become a member of

Board is being a citizen and resident of the Philippines of at least how many years?

5

25.When an ECE is to appear as an expert witness in Court

arbitration hearings, the minimum fee chargeable to the

client should not be less than ___ per hour.

500 Php

26.The maximum continuous term of office of members of the

Board of Electronic Engineers is ___ years.

6

27.Elementary colors where _______ colors contains sunlight

colors

6

28.How many protons, neutrons and electrons are in the

carbon isotope 14C6?

6 protons, 6 electrons and 8

neutrons

29.A licensed and registered ECE may apply for Professional

Electronic Engineer, if he/she registered for at least how many years after the effectivity of RA 9292

7

30.What is the pH of a neutral solution? 7

31.One mole of electron has a charge equal to ____ C. 96,500

32.What is the mass (in grams) of an electron? 9.109×10-28

33.Mass of water vapor per unit volume of air Absolute Humidity

34.Ratio of speed of light through empty space and speed of

light through a medium

Absolute Index of Refraction

35. Acceleration

36.Ration of quick asset and current liabilities Acid Test Ratio

37.The elements of the seventh period are known as ___. Actinides

38.When catalyst is added to a system at equilibrium, a decrease occurs in the _____

Activation Energy

39.The attraction between unlike molecules. Adhesion

40.Involves no transfer of energy to or from another material

or system

Adiabatic Change

41.A process in which there is neither gain nor loss of heat

from the system is called a/an __.

Adiabatic Process

42.Loses energy in work but not thru heating or cooling Adiabatic Process

43.remove offensive odor and taste Aeration

44.In hydrocarbons, the type that has no ring of carbon atoms are ________ hydrocarbons.

Alipathic

45.Hydrocarbons without benzene rings Aliphatic Hydrocarbons

46.Softest among metals Alkali Metals

47.Elements in Group IA are known as ___. Alkali Metals

48.Highly reactive Alkali Metals

49.Loses one electron Alkali Metals

50.Elements in Group IIA are known as ___. Alkaline Earth Metals

51.Elements in center gap All Metals

52.It is a metal combined with one or more elements Alloy

53.What is the only decay that has a mass? Alpha Decay

54.What decay decreases the number of both protons and

neutrons by two and may result in a stable nucleus?

Alpha Decay

55.Which material that has a permiability slightly greater than 1.

Aluminum

56.Most abundant metal Aluminum

57.Solution of metals in mercury Amalgam

58.The compounds which join together in long chains to make proteins.

Amino Acids

59.What is known as building blocks of protein? Amino Acids

60.The simplest combination/compound of nitrogen and

hydrogen

Ammonia

61.What solid material which most of the atoms or ions are

randomly placed?

Amorphous

62.The maximum displacement of a body in harmonic motion

on either sides is the __________ of the motion.

Amplitude

63.Lenses designed to correct astigmatism, chromatic and

spherical aberration

Anastigmatic Lens

64.The __________ of a rotational body is the product of its

moment of inertia and angular speed.

Angular Momentum

65.A controlled process of heating and cooling to modify the

characteristics of a material.

Annealing

66.Slow cooling of a metal from high temperature to room

temperature

Annealing

67.Process that thickens and toughens the naturally occurring

protective oxide

Anodizing

68.What is the extension of the concept of the antiparticle to Antimatter

matter, where it is composed of antiparticles in the same

way that normal matter is composed of particles.

69.Silicon becomes an extrinsic semiconductor with electrons as the majority carrier when doped with what material?

Antimony

70.Buoyant Force exerted by a fluid on a body is equal to the

weight of fluid the body displaces.

Archimedes Principle

71.Most abundant inert gas Argon

72.Upon disassociation in water, acids yield hydrogen ions

while gases yield hydroxide ions

Arrhenius Principle

73.Rarerest halogen Astatine

74.An eye disorder that occurs when the lens, the cornea or both are not perfectly symmetric. Light from a point source

produces a line image on the retina.

Astigmatism

75.Oxidation in electrochemical cell takes place At the Anode

76.What is the smallest particle of an element that retains the characteristics of that element?

Atom

77.What are considered as the “building blocks” for

engineering materials?

Atom

78.Conversion from liquid to gas Atomization

79.What gives an element its identity? Atomic Number

80.States that orbitals with lower energy are filled before

those with higher energy

Aufbau Principle

81.What is the reciprocal of atomic mass unit in grams? Avogadro’s Number

82.“One mole of any perfect gas contains the same number of

molecules”.

This is known as:

Avogadro’s Principle

83.…Pushing or pulling that is perpendicular to section Axial Force

84.A solution that forms a vapor with the same concentration

as the solution, distilling without a change in concentration

Azeotropic Mixture

85.A solution that when vaporizes, results in the same

composition as the liquid form

Azeotropic Solution

86.Analytical technique used when the reaction between the

standard solution and the substance to be analyzed is low.

Back Titration

87.What are the particles that include the proton and the

neutron?

Baryons

88.Substance that acquire protons Base

89.When two sound with a little difference combined together Beat

90.Two signals from an outburst sound and followed by

comparative silence

Beat

91.What is the reason why alkali metals are protected from

water, air and most other substances?

Because Alkali Metals are

Extremely Reactive

92.___ is equivalent to 1 nuclear disintegration per second. Becquerel

93.Who discovered radioactivity? Becquerel

94.Provides the essential control and measure feedback loop

necessary for quality improvement

Benchmarking

95.In a flowing fluid through a pipe, the sum of the pressure

and the kinetic energy per unit volume of fluid is constant

Bernoulli’s Principle

96.Device that accelerate electrons Betatron

97.What is the diameter of the atomic nucleus? Between 1015 to 1016 m

98.What is the difference between the kinetic energy of the

electron and the electrostatic potential energy of the electron-nucleus combination?

Binding Energy

99.Holds the nucleus of the particle of an atom in a bond Binding Energy

100. What is considered as a perfect absorber of radiation

and an ideal radiator

Blackbody

101. The ratio of the universal gas constant to Avogadro’s

number is called ____.

Boltzmann Constant

102. The angle formed by an atom with its neighboring

atoms

Bond Angle

103. Elements in Group III A are known as ___. Boron Group

104. In which gas law do the mass and temperature in

equilibrium state are constant?

Boyle’s Law

105. ___ are motions of small particles that are bombarded by molecules.

Brownian Movement

106. Bulk Modulus

107. molecular formula of monosaccharide C6H12O6

108. SI unit for thermal conductivity cal/cm2/s

109. The unit of light intensity used to measure areas of a

blackbody at the temperature of freezing platinum.

Candela

110. What is the unit of intensity of a light source, which

is also defined in terms of the blackbody radiation emitted at the temperature of freezing platinum?

Candle

111. Unit of luminous intensity Candle

112. Movements in a small diameter tubes Capillarity

113. Elevation or depression of fluids in a tube Capillarity

114. Element in Group IV A are known as ____. Carbon Group

115. Reversible cycle with hot reservoir and cold reservoir Carnot Cycle

116. A substance which changes the rate of a reaction

without taking part in the chemical reaction itself.

Catalyst

117. Increases rate of reaction but itself is unchanged after the reaction

Catalyst

118. The principal structure in plant cell and fibers Cellulose

119. Point through which the weight of a rigid body acts

is called its____

Center of Gravity

120. Without producing a struck Center of Oscillation

121. Force opposite but equal to centripetal force Centrifugal

122. What is a combination of one or more metals with a

nonmetallic element?

Ceramic

123. “At constant pressure, the volume of a sample of a

gas is directly proportional to its absolute temperature.”

This is known as:

Charles’ Law

124. Chemical Energy

125. What halogen is greenish-yellow gas? Chlorine

126. Alkali metals react with what element to form salts? Chlorine

127. Kills bacteria in water by using what substance Chlorine

128. Diatomic scale when added five half tones Chromatic Scale

129. What material has a body-centered cubic crystalline structure?

Chromium

130. Ratio of relative velocity after collision to relative

velocity before collision

Coefficient of Restitution

131. The attraction between like molecules. Cohesion

132. Property of light related to wavelength Color

133. Eye condition wherein colors can be mistaken for

another.

Color Blindness

134. Science that deals with human color perception Colorimetry

135. When added, produces white light Complementary Color

136. What is the combination of two or more materials that has properties that the component materials do not

have by themselves?

Composite

137. Force that makes --- closer Compression

138. The lens that diverges parallel rays of light Concave

139. The mirror that creates real image Concave Mirror

140. The mirror that converges parallel rays of light Concave Mirror

141. What is the transfer of energy from the more

energetic particles of a substance to the adjacent less energetic ones as a result of interaction between particles?

Conduction

142. Constant linear momentum when vectors are zero Conservation of Linear

Momentum

143. Gravitational force is a___ Conservative Force

144. Phase change Constant Temperature

145. What alloy of nickel with 40-60% copper used in

thermocouple?

Constantan

146. What is the transfer of energy between a solid surface and the adjacent fluid that is in motion and it

involves the combined effects of conduction and fluid

motion?

Convection

147. The transfer of heat that takes place because of density difference of fluid is ___.

Convection

148. Lens where middle part is thicker than its edge Converging Lens

149. Mirror that diverges incident light to its parallel

surface is ____ mirror

Convex

150. The lens that creates real image. Convex Lens

151. The lens that converges parallel rays of light Convex Lens

152. “The force between two point charges is directly

proportional to the product of their magnitudes and inversely proportional to the square of the distance

between them.”

Coulomb’s Law of

Electrostatics

153. Used to measure electric charges in Coulomb Coulombmeter

154. The moral values of philosophy which constitutes in the foundation of ethics are Honesty, Integrity and ___?

Courtesy

155. Type of bonding that refers to sharing of electrons. Covalent Bonding

156. What mechanical property of a material which is

time-dependent permanent strain under stress?

Creep

157. What does CPM mean? Critical Path Method

158. The state beyond which there is no distinct

vaporization process is called:

Critical Point

159. A branch of physics which is concerned with low temperature phenomena. (Study at very low temperature.)

Cryogenics

160. What material has atoms or ions of known position

and repetitive structure?

Crystalline

161. What is the unit or radioactivity? Curie

162. Physical property/temperature at which a

ferromagnetic or a ferrimagnetic material becomes

paramagnetic on heating.

Curie Point

163. An apparatus used to accelerate elementary particles Cyclotron

164. In __________ oscillator, the frequency reduces.. Damped Harmonic

165. Discover the duality principle of light and then later

applies to electron.

De Broglie

166. Unit of sound intensity Decibel

167. What is sometimes referred to as “the heart of all

the management functions”?

Decision Making

168. In a mole of a substance under constant volume, if

temperature is decreased the pressure will.

Decrease

169. If the volume available to the gas is increased, the

pressure exerted by one mole of gas molecules will ____.

Decrease

170. Who came up with the idea that matter can be

broken down into smaller particles.

Democritus

171. Mass per unit volume Density

172. What refers to the act of conceptualizing, planning

and projecting scheme, system and facility using the arts

and science of electronics along with social, economic, financial and technical consideration?

Design Service

173. What refers to the property of a substance to be

repelled by a magnet due to the presence of paired electrons?

Diamagnetic

174. What is produced by electron spins in antiparallel

pairs in closed electronics shells?

Diamagnetism

175. What physical property of a material refers to the highest potential difference (voltage) that an insulating

material of given thickness can withstand for a specified

time without occurrence of electrical breakdown through its bulk?

Dielectric Strength

176. Spreading of waves behind an obstruction. Diffraction

177. What device is used to increase the pressure of a

fluid by slowing it down?

Diffuser

178. The acceleration of an electron is __________ to the produce of electric field and charge.

Directly Proportional

179. Combination of 2 musical tone that strike the ears

harshly

Discord

180. Crystal imperfection where atoms are not properly aligned with its neighbor atoms

Dislocation

181. Non-conservative force is also known as _____ Dissipative Force

182. Water is “hard” when it contains: Dissolve Salts

183. Lens that is thicker at the edges than in the middle is called ____ lens

Diverging

184. Ratio of failure stress to yielding strain Ductility

185. ______ is 95 percent aluminum with some copper

and manganese mixed in.

Duralumin

186. Unit of surface tension Dyne

187. Cgs unit for force Dyne

188. Force that will give a mass of 1 gram an acceleration

of 1 centimeter per second

Dynes

189. What government regulation in telecommunication

provides the policy to improve the provision of local

exchange carrier service?

E.O. 109

190. What law that regulates the operation of CATV system in the Philippines?

E.O. 205

191. What law governs the operation of CATV in the E.O. 436

Philippines?

192. Policy guidelines for compulsory interconnection of

authorized public telecomms carriers (for universal access)

E.O. 59

193. Law created NITC E.O. 692

194. Compounding interest annually Effective Rate

195. What theory states that matter can be converted

into energy and vice versa?

Einstein’s Theory

196. When a body is under stress it experience ______. Elastic (Depression)

197. Smallest stress can cause distortion in a material is

_____

Elastic Stress

198. Twisting of a spring Elasticity of Torsion

199. Process of charging or removing electrons Electrification

200. Reduction is a gain of _______. Electron

201. The willingness of an atom to receive electrons is

measured by its ____.

Electron Affinity

202. Represents valence electron Electron Dot

203. Formed through covalent bonds Electron Pair

204. The instrument used to detect the presence of

electrostatic charge is ___________

Electroscope

205. A chemical bond in which 1 atom losses an electron to form a positive ion and the other atom gains an electron

to form a negative ion.

Electrostatic Bonding

206. The ___ is one that will act upon a similar change with a force of 1 dyne when the charges are 1 cm apart, in

empty space.

Electrostatic unit of charge (statcoulomb)

207. Study of phenomenon that results from slow moving

or stationary electrical charges

Electrostatics

208. What is a substance which cannot be reduced to

simpler substance by chemical means?

Element

209. Spectrum where light travels from an incandescent

solids, liquid and gas

Emission

210. Spectrum of light diffusion in solids, liquids, and

gases

Emission Spectrum

211. What refers to the act of giving advice and

information to a client in the area of electronics engineering and its related fields in line with current

international accepted standards and practice?

Engineering Consultation

212. Is the unit of work in the cgs system Erg

213. What alloy possesses practically constant resistance at all temperatures?

Eureka

214. The greater the thermal conductivity the ____ the

heat transfer

Faster

215. What type of materials behaves like iron when placed in a magnetic field?

Ferromagnetic

216. "If no net force acts on it, an object at rest will

remain at rest and an object in motion will remain in motion at constant velocity."

First Law of Motion

217. What law asserts that energy is a thermodynamic

property?

First Law of

Thermodynamics

218. Less dense poured off. Floatation

219. The molecular weight in grams per liter of solution Formality

220. What is the most electronegative number? Flourine

221. Invented mass spectrograph in 1919, enunciation of

whole number rule

Francis Aston

222. What organizational structure is considered to be the most effective in small firms or single business forms?

Functional Organization

223. Change of state from solid to liquid and vice-versa Fusion

224. When Hydrogen melts in the sun, it is converted to

Helium and produces light in the sun

Fusion

225. Erg g-cm2/s

226. Electromagnetic radiation with very short

wavelength emitted at the nucleus

Gamma Rays

227. Rays that produces electrons with highest energy. Gamma Rays

228. A device used to detect and measure the presence of

radioactivity.

Geiger Counter

229. What is found on dextrose and sugar? Glucose

230. What element is the third best conductor of electricity?

Gold

231. All halogens will form compound with what group of

metals?

Group 1A and Group 2A

232. Elements in Group VIIA belong in the ____ family Halogen

233. Elements in Group VII A are known as ____. Halogen Group

234. What material is used by permanent magnet as the

magnetic material?

Hardened Steel

235. Mechanical property of material refers to the resistance to the plastic deformation

Hardness

236. Resistance of a material to indentation by penetrator Hardness

237. It is the mechanical property of a material that has a

resistance to plastic deformation

Hardness

238. Combination of 2 musical tone that is pleasant Harmony

239. Difference in temperature is known as ____ Heat

240. A device that converts heat into mechanical energy

or work.

Heat Engine

241. A device where two moving fluid streams exchange heat without mixing.

Heat Exchanger

242. The ___ of a substance is the amount of heat

needed to turn 1 kg of the substance at its melting point from the solid to the liquid state.

Heat of Fusion

243. the heat per unit mass where there's a phase change

from solid to liquid at melting pt. is_____

Heat of Fusion

244. Van der Waals Hold the molecule of a crystalline structure

together

245. A solution when it is stirred is become _____ Homogenous Mixture

246. Color due to the variation of wavelength and intensities,

Hue

247. every orbital in a subshell is singly occupied with

one electron before any one orbital is doubly occupied, and

all electrons in singly occupied orbitals have the same spin

Hund’s Rule

248. “When electrons enter a sublevel containing more

than one orbital, they will spread out over the available

orbitals with their spins in the same direction before they pair up with opposite spins.”

Hund’s Rule of Multiplicity

249. Every point on a propagating wavefront serves as Huygen’s Principle

source of spherical secondary wave

250. Alkali metals react strongly with water to form ___. Hydrogen Gas

251. Ratio of input distance to output distance Ideal Mechanical Advantage

252. Luminous flux per unit area. Illumination

253. The reproduction of an object Image

254. What is the property of matter which is the

reluctance to change its state of rest or of uniform motion?

Inertia

255. What is the keystone of professional conduct? Integrity

256. The contribution of subunits in an allocated

resources

Intermediate Planning

257. What alloy of nickel used in thermostats with low or zero thermal expansion?

Invar

258. What halogen is bluish-black solid that gives off

purple fumes?

Iodine

259. What is an atom with more or less than its normal number of electrons?

Ion

260. Atom that losses or gain electrons. Ion

261. What is the process of gaining or losing electrons? Ionization

262. Energy needed to remove an electron from an atom Ionization Energy

263. What process is during which a system remains under constant pressure?

Isobaric

264. A line that passes through the earth's surface at

points of equal magnetic declination

Isogonic Line

265. Same number of protons but different number of nuetrons.

Isotope

266. What do you call nuclei that has same number of

Atomic number but has different Atomic weight?

Isotope

267. What type of production occurring in small products which are process at storage before proceeding to the next

step?

Job Production

268. What is the SI unit of heat? Joule

269. Temperature scale which is equivalent to centrigrade scale

Kelvin Scale

270. SI unit of momentum kg-m/s

271. The first law of thermodynamics is the: Law of Conservation of

Energy

272. Unit of slug Lbs-s2 /ft

273. In an organization or corporation, a person who

occupies a higher position has what type of power over persons in lower positions?

Legitimate Power

274. Transparent material with a curved surface Lens

275. What particles include the electron, the mu particle

and the neutrino?

Leptons

276. Coefficient of kinetic force is always ____ than coefficient of static force

Less

277. Three protons in the nucleus Lithium

278. What is called a natural magnet? Lodestone

279. Sensation in the ear which depends on the energy in the sound waves

Loudness

280. The measure of the perceived power of light Luminous Flux

281. Maintainance

282. Instrument measuring pressure in gas Manometer

283. Process of producing, forming or creating electronic

equipment and/or components, parts, devices and etc.

Manufacturing

284. “Slug” is a unit of __. Mass

285. Measure of inertia of body at rest Mass

286. chemistry is primarily focused at the composition

and change in ___

Matter

287. Universe is composed of two main parts. Matter and Energy

288. What states that “the electrical resistivity is the sum

of the thermal resistivity and the residual resistivity”?

Matthiessen’s Rule

289. Effectivity of R.A. 9292? May 27, 2004

290. Energy transmitted by rotary motion Mechanical Energy

291. What physical property of a material that refers to

the point at which a material liquefies on heating or

solidifies on cooling?

Melting Point

292. Periodic Table Mendeleev

293. What metal has the lowest boiling temperature Mercury

294. What particles have rest masses ranging … to about

0.1 amu?

Mesons

295. What is a combination of one or more metals reinforced by ceramics or other materials, usually in fiber

form?

Metal Matrix Composites

296. A chemical bond in which electrons are shared over

many nuclei and electronic conduction occurs.

Metallic Bonding

297. Refraction of light from the sun in a hot surface Mirage

298. What is a measure of rigidity? Modulus of Elasticity

299. Mohr’s Circle

300. What refers to the number of nuclei (atoms) per unit volume?

Molecular Density

301. Smallest particle of a substance that retains the

chemical properties of a substance

Molecule

302. What is a combination of two or more atoms? Molecules

303. Shape, size, distance Moment of Inertia

304. The __________ of a body about a given axis is the

rotational analog of mass of the body is distributed about

the axis.

Moment of Inertia

305. Sound pleasant to the hear Musical Tone

306. The change in identity of atoms Mutations

307. The shell that has the most no. of electron is the ___

shell.

N

308. What is the other term for negative electron? Negatron

309. What is an elementary particle that has no charge,

has zero rest mass and travels at the speed of light?

Neutrino

310. What particle consists of two down and one up

quarks?

Neutron

311. The law of inertia-"there is no change in motion of

the body unless a force acts on it"

Newton’s First Law of Motion

312. When an object exerts a force on another object, the

second object exerts to the first a force of the same magnitude in the opposite direction. This statement is

known as _____.

Newton’s Third Law of

Motion

313. What is the least conductor of electricity? Nichrome

314. What alloy of nickel has 15 to 20 % chromium and Nichrome

has high electrical resistance?

315. Elements in Group VA are known as ____. Nitrogen Group

316. The atomic weight of an element equal to__ in the nucleus.

No. of Protons + No. of Neutrons

317. Elements in Group VIII A or Group 0 are known as

___.

Noble Gases

318. There is a change in the identity of the Atom. [google] A change that shows a stimulation of the nucleus

of an atom that mostly leads to a change on the atomic

structure.

Nuclear Change

319. What determines the valence of an atom? Number of Electrons in the Outer Shell

320. What determines whether the substance is a

conductor or an insulator?

Number of Valence Electrons

321. The interval of a given musical tone to the half.. Octave

322. _____ room temperature ____ Oil

323. With ___, there is interchange of matter between

system and surroundings

Open System

324. There is flow of matter and energy across the boundary

Open System

325. Interchange between system and surroundings Operating System

326. What is the other term for azimuthal quantum

number?

Orbital Quantum Number

327. 4 signatories of RA 9292, Franklin Drillon, Jose de

Venecia, Roberto Nazareno, ____

Oscar Yabes

328. ____ is one-way diffusion through a semipermeable

membrane.

Osmosis

329. A process in which chemical substance loses

electrons

Oxidation

330. What is the most abundant element on earth? Oxygen

331. Elements in Group VI A are known as ____. Oxygen Group

332. Formed when sunlight hits automobile Ozone

333. SI unit of pressure Pascal

334. Force applied by a liquid on the surface of container Pascal’s Principle

335. No two same electrons in the same atom can have the same set of quantum number.

Pauli’s Exclusion Principle

336. What is a reference sheet for the elements that can

be used to form engineering materials?

Periodic Table

337. An electron released from a substance through the photoelectric effect

Photoelectron

338. Instrument that can be used to measure illuminating

power of two surfaces.

Photometer

339. An instrument used to compare the luminous intensity of two signals

Photometer

340. Science of measuring light Photometry

341. What is emitted when an electron changes from a

higher energy orbit to a lower energy orbit?

Photon

342. Quantum of light energy Photon

343. The concept which states that a body can absorb or

radiate energy in whole number multiples of a quantum

Planck’s Theory of Radiation

344. What is the unit of the coefficient of kinematic viscosity?

Poise

345. Inversely proportional to the viscosity of turbulent

flow

Poisuelle’s

346. Absolute value of the ration of the transverse strain to the corresponding axial strain in a body subjected to

uniaxial stress

Poisson’s Ratio

347. A bond that contains two hydrogen atoms Polar Bond

348. Bond that forms HCl. [google] Bond between two non-metals Cl and H. It has intermolecular bonds called

London Dispersion Forces and Dipole-Dipole bonds

Polar Covalent

349. Anode to primary cell Polarization

350. Light waves in which the vibrations occur in a plane perpendicular to the ray

Polarized Light

351. The engineering materials known as “plastics” are

more correctly called:

Polymers

352. Potential energy is the energy possessed by an object by virtue of its _____.

Position

353. What is the characteristic sign of the magnetic

susceptibility of ferromagnetic material?

Positive

354. "PH" stands for Positive Hydrogen Ions

355. What is the mass in pounds equal to the molecular

weight?

Pound Mol

356. Change in the orientation of the axis of rotation of a rotating body

Precession

357. What is the partly illuminated part of a shadow

called?

Prenumbra

358. Properties of thermodynamics Pressure, Temperature, Volume

359. Complement of primary colors Primary Pigments

360. Focal length is the distance between ___ and the

focal center

Principal Focus

361. What defines the total energy of the electron? Principal Quantum Number

362. What specifies the shell in which an electron is

located?

Principal Quantum Number

363. In thermodynamics, any change that the system may undergo is called ___.

Process

364. What does PERT mean? Program Evaluation Review

Technique

365. The greatest stress which a material is capable of withstanding without a deviation from acceptable of stress

to strain is called ___.

Proportional Limit

366. What particle consists of two up and one down

quarks?

Proton

367. Glass bottle used to determine the specific gravity of

liquid

Pycnometer

368. What is the term used to describe the amount of

energy that is given off when an electron moves from one orbit to a lower orbit.

Quantum

369. Elemental unit of energy Quantum

370. What is a set of numbers that describes the quantum

state of a particle such as an electron in an atom?

Quantum Number

371. MTRCB R.A. 1986

372. The basic law providing for the regulation of radio R. A. 3846

station, communications in the Philippines and other

purposes.

373. What is otherwise known as “Electronic Commerce Act or E-commerce act of the Philippines”?

R.A. 8792

374. Angular frequency is measured in _____ Radians Per Second

375. Unit of angular speed. Radians Per Second

376. Frequency of microwave communication Radio

377. Which of the following is considered the first instance

of government regulation of radio technology?

Radio Act of 1910

378. Enthalpy change associated with condensation of

gaseous ion

Raolt’s Law

379. The lanthanides were once called ___. Rare Earths

380. Alkali metals are protected from water, air, and most

other substances because they are extremely

Reactive

381. Bi-concave lens cannot produce ___ image. Real

382. What is formed if the rays actually pass through the

image after refraction?

Real Image

383. Refractive Index

384. Specific gravity Relative Density

385. Ratio of relative vapor and saturated vapor Relative Humidity

386. The rbe dose is expressed in ____. Rems or Rebs

387. In periodic table, Groups IA through VIIA or Group A

are classified as ___.

Representative Elements

388. failure of one set of receptors in the eye Retinal Fatigue

389. Shear modulus is the measure of material's ___. Rigidity

390. Unit used to measure dosage made of x-ray

radiation from x-ray is ___.

Roentgen per hour

391. When the net torque acting on an object is zero, the object is in __________ equilibrium.

Rotational

392. Discovered protons Rutherford

393. What is a neutral defect of ionic lattices consisting of

two vacancies (one cation and one anion)?

Schottky Defect

394. A statement that summarizes observed facts Scientific Law

395. Correctly predicts the outcome of experiments Scientific Theory

396. A force sliding perpendicular Shear Force

397. The type of oscillation that is produced when the restoring force is applied in opposite of the motion

Simple Harmonic Motion

398. Unit of mass Slug

399. What refers to the mass w/c is accelerate at the rate

of one foot per second when acted on by a force of one pound?

Slug

400. Cations are __ their parent atoms. Smaller than

401. Sublimation Solid to Gaseous

402. Mass of water vapor per unit mass of air Specific Humidity

403. ___ is a combination of a prism and achromatic lenses used to segregate the various wavelengths in a

beam of light and thus to permit examination of its

spectrum.

Spectroscope

404. What is the number which is used to describe the

intrinsic spin angular momentum of the electron?

Spin Quantum Number

405. What specifies the direction of spin of an electron on

its own axis?

Spin Quantum Number

406. Unit of electrostatic potential difference Statvolt

407. What mechanical property of a material refers to the

nominal stress at fracture in a tension test at constant load and constant temperature?

Stress Rupture Strength

408. The process of directly changing from solid to vapor

state or vice versa is called ___.

Sublimation

409. Corrodes metal, destroys living tissue, and building electrolyte is a solution of water and ______.

Sulfuric Acid

410. Causes liquid film to be elastic____ Surface Tension

411. The tendency of the surface of a liquid to “shrink.”

This property varies with different liquids and is caused by a net molecular force directed inward from the surface.

Surface Tension

412. Tendency of liquid to contract. Surface Tension

413. Resist external force on water Surface Tension

414. In thermodynamics, ___ is the external part of the system

Surroundings

415. In thermodynamics, it is the area within a prescribed

loop

System

416. ___________ is the temperature difference per unit distance at the temperature flow direction

Temperature Gradient

417. What is the measure of the material’s ability to

conduct heat?

Thermal Conductivity

418. What is the most notable property of actinides They Are All Radioactive

419. Discovered thermionic emission Thomas A. Edison

420. Discovered electron Thomson

421. … Threshold of Hearing

422. What is the disadvantage of the participative style of leadership?

Time Consuming

423. Measure of resistance of twisting Torque

424. A wrongful act, whether intentional of accidental

from which may injury

Tort

425. When light travels from less speed to greater speed Total Internal Reflection

(TIR)

426. What occurs when the angle of incidence of a less

dense material is greater than the critical angle?

Total Internal Refraction

427. Elements in the central gap of the periodic table are

called ___.

Transition Metals

428. When the forces that act on an object have a vector

sum of zero, the object is said to be in __________ equilibrium.

Tranlational

429. A change in the identity of a nucleus because of a

change in its number of protons is called ___.

Transmutation

430. Elements with higher element number than uranium Transuranium

431. Some things looks homogeneous unless it passes

through rays of light. This demonstrates what physical

effect?

Tyndall Effect

432. Frequency used in sterilizing food Ultraviolet

433. The part of the shadow where all light rays are

excluded

Umbra

434. When a solid has a crystalline structure the atoms

arranged in repeating structure is called ____.

Unit Cell

435. What is a loss due to valence electron? UV Absorption

436. Hold molecules Van der Waal’s Forces

437. What bonding occurs when molecules are formed,

giving each atom an outer shell of eight atoms?

Van Waals Bonding

438. Ray of light through a material that have an image

after refraction

Virtual Image

439. Mks unit of potential difference Volt

440. What will happen to the volume of gas when temp is constant

Volume will decrease

441. Unit of intensity W/m2

442. Water Absorption

443. The complementary color, which is two colors, combined.

White Light

444. What refers to the ratio of thermal conductivity of a

material to the product of electrical conductivity and

temperature?

Wiedemann-Frantz Ratio

445. Point which appreciable elongation without

corresponding increase of load

Yield Point

446. The stress at which material exhibits a specified

deviation from proportionality of stress and strain.

Yield Strength

447. For an object in harmonic motion. To obtain

maximum speed, the displacement of the object from the

equilibrium point must be _________.

Zero

448. The coefficient of restitution of a completely inelastic collision

Zero

449. Work done… Adiabatic system Zero

450. What is the most common alloying ingredient in

copper?

Zinc

451. What material as a hexagonal closed-packed

crystalline structure?

Zinc