FitjeeClass 10th Going to Class 11th

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  • 8/10/2019 FitjeeClass 10th Going to Class 11th

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    FIITJEE

    Samacheer Talent Recognition DriveCLASS - 10

    (10thgoing to 11th)

    Time: 3 Hours Maximum Marks: 300

    IQ, MATHS, PHYSICS & CHEMISTRY

    1. Caution: Question Paper CODE as given above MUST be correctly marked in the answer OMR sheetbefore attempting the paper. Wrong CODE or no CODE will give wrong results.

    2. Answers have to be marked on the OMR sheet.

    3. The Question Paper contains blank spaces for your rough work. No additional sheets will beprovided for rough work.

    4. Blank papers, clip boards, log tables, slide rule, calculator, cellular phones, pagers and electronicdevices, in any form, are not allowed

    5. Write your Name, Reg. No. and Test Centre in the space provided at the bottom of this sheet.

    6. You are advised to devote around 1 Hour on each Section as there will be minimum cutoff marks ineach Section for qualifying.

    7. The question paper consists of 4 Sections:Section - I.IQ (30 questions)Section-II .Mathematics (30 questions)Section -III...Physics (20 questions)Section -IV. Chemistry (20 questions).

    8. Each question carries +3 marks for correct answer and -1 mark for wrong answer.

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    STRD-2014- CLASS - 10 P 2 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

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    STRD-2014- CLASS - 10 P 3 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    Directions: (Q.No.1 3 ) Find the correct alternative which has the same relationship with the term in thequestion as the previous pair of terms:

    1. CROWN is related to ROYAL in the same way as CRUCIFIX is related to(A)Military (B)Religion (C)Terrorism (D)Throne

    2. ISLAND is related to OCEAN in the same way as OASIS is related to(A)Desert (B)Field (C)Hills (D)Forest

    3. MATHEMATICS is related to NUMEROLOGY in the same way as ASTRONOMY is related to(A)Science (B)Astrology (C)Philosophy (D)Planets

    Directions (Q.No.4 5) : In each of the following questions, select a figure from amongst four alternatives,which when placed in the ? of fig (X) would complete the pattern.

    5.

    (X) (A) (B) (C) (D)

    Space for rough work

    4.

    (X) (A) (B) (C) (D)

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    STRD-2014- CLASS - 10 P 4 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    Directions (Q.No. 6 7) Study the given information and answer the following questions

    (i) There are 6 check-posts A, B, C, D, E and F.(ii) Check-post F is 25 kms to the North of D which is 35 kms to the North-East of B.(iii) Check-post A is 15 kms west of E and 35 kms to the south-west of C.(iv) B, A and E are in straight line(v) The check posts B and E are 70 kms apart form each other

    6. Which check post is the farthest to the south-west of D?(A)A (B)B (C)C (D)D

    7. Which port is the nearest to the north-east of E?(A)A (B)B (C)C (D)D

    Questions (No. 8 10) :

    8. Unemployed youth are represented by(A)4, 5, 6, 7 (B)6, 2, 7, 1(C)4, 2, 5, 6 (D)4, 2, 5, 3

    9. What does number 7 represent?(A)Unemployed youth(B)Uneducated unemployed youth(C)Educated youth in villages(D)Uneducated youth in villages

    10. What does number 4 represent?(A)Educated unemployed youth(B)Uneducated youth in villages(C)Educated employed youth(D)Unemployed youth in village who are not educated

    2

    3

    7

    1

    64

    5

    Unemployed youth

    Youth in villages

    Educated

    Space for rough work

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    STRD-2014- CLASS - 10 P 5 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    Questions (Q.No. 11 12) :Read the following and answer the questions that follow

    In Moga city, streets and roads run east-west and alternate with each other at 1/4 kilometer intervals

    (i) Duncan Street is 1 kilometer north of Marlo Street(ii) Marlo Street is 3/4 kilometer south of Ansari Road(iii) Thakur Road is 3/4 kilometer south of Marlo Street(iv) Masjid street is 1/2 kilometer south of Marlo Street

    11. Which of these roads or streets is farthest from Marlo Street(A)Duncan Street(B)Thakur Road(C)Thakur Road and Ansari Road are equally far(D)Thakur Road and Duncan street are equally far

    12. An additional road, Royal, could be in any of the following locations except(A)1/4 km north of Duncan Street (B)1/4 km north of Marlo Street(C)1/2 km south of Ansari Road (D)1 km north of Masjid Street

    Directions (Q.No. 13 15) :Study the following information carefully and answer the questions given below

    M, K, J, T, R, D, and W are seven members of a family. There are two married couples among them belonging totwo different generations. Each of them has a different choice of cuisine Chinese, continental, Thai, Punjab, southIndian, Gujarat and Malwani. The grandfather in the family likes Gujarati food. None of the ladies likes continentalor Thai food. T is son of M who likes Chinese food. W is Js daughter-in-law and she likes south Indian food. K isgrandfather of D who likes Punjabi food. J is mother of R who likes continental food.

    13. How many male members are there in the family?(A)3 (B)4 (C)3 or 4 (D)Data inadequate

    Space for rough work

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    STRD-2014- CLASS - 10 P 6 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    14. Which food does T like?(A)Thai (B)Malwani (C)Gujarati (D)Data inadequate

    15. Which of the following combinations represents favorite food of the two married ladies?(A)South Indian, Punjabi (B)Punjabi, Malwani(C)Malwani, South Indian (D)Data inadequate

    Directions: (Q.No.16 17) Find the missing number in the end circle.

    16.

    4

    6

    7

    8

    9 4

    5

    6

    7

    8 ?

    4

    5

    6

    7

    (A)3 (B)4 (C)5 (D)6

    17.

    10

    9

    16

    4

    1 27

    36

    81

    49

    25 ?

    16

    25

    100

    4

    (A)21 (B)42 (C)64 (D)11

    Space for rough work

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    STRD-2014- CLASS - 10 P 7 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    Directions: (18 19):

    18. Which number is opposite to 3 ?

    6

    3

    (I)

    15

    2

    (II)

    43

    5

    (III)

    12

    3

    (IV)

    6

    (A)2 (B)3 (C)4 (D)6

    19. Which number is opposite to 3?

    5

    4

    (I)

    62

    1

    (II)

    43

    6

    (III)

    54

    1

    (IV)

    5

    (A)1 (B)2 (C)4 (D)6

    20. Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?(A) 7 (B) 10 (C) 12 (D) 13

    21. Look at this series: 36, 34, 30, 28, 24, ... What number should come next?(A) 20 (B) 22 (C) 23 (D) 26

    Space for rough work

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    STRD-2014- CLASS - 10 P 8 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    22. Find the number of triangles in the given figure.

    (A)10 (B)19 (C)21 (D)23

    Directions (Q.No. 23 24) In each of the following questions you are given a combination of alphabetsand/or numbers followed by four alternatives (1), (2), (3) and (4). Choose the alternative which is closelyresembles the mirror image of the given combination.

    23. Choose the alternative which is closely resembles the mirror image of the given combination.

    (A)1 (B)2 (C)3 (D)4

    24. Choose the alternative which is closely resembles the mirror image of the given combination.

    (A)1 (B)2 (C)3 (D)4

    Space for rough work

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    STRD-2014- CLASS - 10 P 9 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    Directions (Q.No. 25 26)

    P, Q, R, S, T, U, V and W are sitting round the circle and are facing the centre:1. P is second to the right of T who is the neighbour of R and V.2. S is not the neighbour of P.3. V is the neighbour of U.4. Q is not between S and W. W is not between U and S.

    5. W is not the neighbour of P

    25. Which of the following is correct ?(A) P is to the immediate right of Q (B) R is between U and V(C) Q is to the immediate left of W (D) U is between W and S

    26. What is the position of S ?(A) Between U and V (B) Second to the right of P(C) To the immediate right of W (D) Data inadequate.

    27. Which of the following diagrams indicates the best relation between Author, Lawyer and Singer ?

    (A) (B)

    (C)

    (D)

    28. Which of the following diagrams indicates the best relation between Judge, Thieves and Criminals ?

    (A) (B)

    (C) (D)

    Space for rough work

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    STRD-2014- CLASS - 10 P 10 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    29. Here two positions of dice are shown. If there are two dots in the bottom, then how many dots will be on the top?

    (A)2 (B)3 (C)5 (D)6

    30. Rahul put his timepiece on the table in such a way that at 6 P.M. hour hand points to North. In which directionthe minute hand will point at 9.15 P.M. ?(A)South-East (B)South (C)North (D)West

    1. If C is the mid point of line segment joining A (0, 0) B (4, 8) then the mid point of CB is(A)(2, 4) (B)(3, 6) (C)(1, 2) (D)(4, 6)

    2. If the point (a, 2) is equidistant form the points (8, -2) and (2, -2), find the value of a.(A)5 (B)-5 (C)3 (D)-3

    3. The centroid of a triangle is (1, 4) and two of its vertices are (4, - 3) , (-9, 7) then its third ventex is

    (A)(8, 8) (B)(5, 3) (C) ( )54 ,3 3 (D)(2, 3)

    4. The co-ordinates of the point P which divides the join of A(4, 5) and B(6, 3) in the ratio 2 : 5

    (A)32 19

    ,7 7

    (B)19 32

    ,7 7

    (C)32 19

    ,7 7

    (D)none of these

    Space for rough work

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    STRD-2014- CLASS - 10 P 11 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    5. Find the area of the triangle ABC where A(0, 0), B(0, 2) and C(2, 0).(A)2 sq. units (B)4 sq. units (C)0 sq. units (D)3 sq. units

    6. If7

    sin ,25

    = then cot ?=

    (A)24

    25 (B)7

    24 (C)25

    7 (D)24

    7

    7. If cosec A 2, sin A cos A ?= + =

    (A)1

    2 (B) 2 (C)

    1

    2 (D)2

    8. If 23tan 1 0 = find the value of ' '

    (A) 030 (B) 060 (C) 045 (D) 090

    9. In a right angled triangle ABC, right angled at B, find the value of 21 tan A.+

    (A) 2cos A (B) 2sec A (C) secA (D) cosA

    10. 0 0 0 0cos1.cos2 .cos3 ........ cos180 ?=

    (A)0 (B)1 (C) 1 (D)undefined

    Space for rough work

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    STRD-2014- CLASS - 10 P 12 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    11. If nthterm of an A.P., is

    nt 5n 7,= + then its common difference is

    (A)5 (B)4 (C) 5 (D) 4

    12. Which term of the sequence 4, 9, 14, 19, is 124?(A)24 (B)25 (C)35 (D)12

    13. If a, b, c, are om Arithmetic Progression then which of the following is true?(A)2b = a + c (B)

    3

    a cb

    += (C)

    2

    a cb

    = (D)3b a c=

    14. Find 7thterm from end of AP given as 10, 20, 30, .. 100

    (A)30 (B)40 (C)50 (D)none of these

    15. Find the 14thterm from the end of the AP 5, 12, 19, , 152.

    (A)60 (B)61 (C)62 (D)63

    16. Find the sum of all two digit natural numbers.

    (A)4900 (B)4902 (C)4903 (D)4905

    17. Ifn 1

    nt 3

    = , then 6 5S S = ___________(A)243 (B)81 (C)77 (D)27

    18. If A and B are disjoint then A B

    (A) (B) (C)A (D)B

    19. Identity of the union of sets is(A) (B) (C)0 (D)A

    Space for rough work

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    STRD-2014- CLASS - 10 P 13 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    20. An associative law is

    (A) ( ) ( )A B C A B C = (B) A B B A =

    (C) ( ) ( ) ( )A B C A B A C = (D) ( ) ( ) ( )A B C A B A C =

    21. If A = {Rectangles}, B = {Rectangles} then A B =

    (A){Squares} (B){Rectangles} (C){Rhombuses} (D)None

    22. A B =

    (A)(A (B)(B (A) (B)(A (B)(B (A)(C)(A (B) (B (A) (D)A (A (B)

    23. If A is a square matrix of order p. The order of AB is 4 3 . What is the order of B?

    (A) 4 4 (B) 4 3 (C) 3 4 (D) 3 3

    24. The common ratio of G.P1 1

    1 .......3 9

    + + is

    (A)1

    3 (B)3 (C)

    1

    3

    (D) 3

    25. If2 3 1 3

    ,4 5 4 4

    A B

    = =

    T TB A =

    (A)14 24

    18 32

    (B)

    14 24

    18 32

    (C)

    14 24

    18 32

    (D)

    32 24

    18 14

    Space for rough work

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    STRD-2014- CLASS - 10 P 14 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    26. Find Y if X + Y =7 0

    2 5

    and3 0

    .0 3

    X Y

    =

    (A)2 2

    1 1

    (B)

    2 0

    1 1

    (C)

    2 0

    1 1

    (D)1 1

    1 1

    27. In

    ABC, if AB 6 3=

    cm, AC = 12 cm and BC = 6 cm, then the angle B is(A)120 (B) 90 (C) 60 (D) 45

    28. A ladder is placed against a wall such that its foot is at a distance of 2.5 m from the wall and its top reaches awindow 6 m above the ground. What is the length of the ladder?(A)8.5 m (B)3.5 m (C)5.4 m (D)6.5 m

    29. If D, E, F are the mid-points of sides BC, CA and AB respectively of ABC, then the ratio of the areas of

    triangles DEF and ABC is(A)1 : 4 (B)1 : 2 (C)1 : 3 (D)2 : 3

    30. In a ABC, perpendicular AD from A on BC meets BC at D. If BD = 8 cm, DC = 2 cm and AD = 4 cm, then

    (A) ABD is isosceles (B) ABC is equilateral

    (C)AC = 2AB (D) ABC is right angled at A

    1. Two blocks of masses 2 kg and 1 kg are in contact with each other on a frictionless table. When a horizontalforce of 3.0 N is applied to the block of mass 2 kg, the value of the force of contact between the two blocks is:(A)4 N (B)3 N (C)2 N (D)1 N

    2. A player takes 0.1 sec in catching a ball of mass 150 g moving with a velocity of 20 m/s. The force imparted bythe ball on the hands of the player is:(A)0.3 N (B)3 N (C)30 N (D)300 N

    3. A block of 9 g rests on the table top and 6 g hangs freely, the pulley is frictionless. The acceleration of thesystem will be:

    (A) 2360 / cm s (B) 2400 / cm s (C) 2372 / cm s (D) 2380 / cm s

    4. If the earth shrinks half in radius its mass remaining the same, the weight of an object on earth will change:(A)decreases by 50% (B)increases by 50%(C)decreases by 25% (D)increases by 300%

    Space for rough work

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    STRD-2014- CLASS - 10 P 15 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    5. Two masses of 4 kg and 5 kg are connected by a string passing through africtionless pulley and are kept on a frictionless table as shown below: Thenacceleration of blocks is

    (Take 29.8 / g m s= )

    (A) 249 /m s (B) 25.44 / m s

    (C)2

    19.5 / m s (D)2

    2.72 / m s

    4 kg

    5 kg

    6. If mass of sun would be 4 times of its present mass and distance of earth from sun would be same then the timeperiod of one year would be(A)same as now (B)less than its present value(C)more than its present value (D)nothing can be said

    7. The equivalent resistance between points A and Bis :

    (A) 2R (B)3

    4R

    (C)4

    3R (D)

    3

    5R

    B

    R R

    RR

    A

    8. The specific resistance of a wire is . Its volume is 33m and its resistance is 3 ohm, then its length will be

    (A)1

    (B)

    3

    (C)

    13

    (D)

    1

    3

    Space for rough work

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    STRD-2014- CLASS - 10 P 16 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    9. The power of a heating coil is P. It is cut into two equal parts. The power of one of them across samemains is:

    (A)P (B)2P (C)4P (D)P

    2

    10. The force acting between two parallel current carrying conductors is F. If the current in each conductor and

    distance between them is doubled the value of force now is(A)F (B)2F (C)4F (D)8F

    11. Force experienced by a charge e moving with velocity v parallel to magnetic field B is(A)Bev (B)Be/v (C)Bv/e (D)0

    12. A current of 1 A flows in a wire of length 0.1 m in a magnetic field of 0.5 T. The force acting on the wire when itmakes an angle of 90

    owith the field is

    (A)zero (B)0.05 N (C)1 N (D)0.5 N

    13. Two plane mirrors1

    M and2

    M each have length 1 m and are

    separated by 1 cm. A ray of light is incident on one end of mirror

    1M at an angle is 045 . How many reflections will the ray have before

    going out from the other end?(A)100 (B)101(C)99 (D)none of these

    045

    2M

    1M

    14. For a concave mirror of focal length 20 cm, if the object is at a distance of 30 cm from the pole, then the natureof the image and magnification will be :(A)real and -2 (B)virtual and -2 (C)real and +2 (D)virtual and +2

    Space for rough work

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    STRD-2014- CLASS - 10 P 17 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    15. A convex lens and a concave lens, each having same focal length of 25 cm are put in contact to form acombination of lenses. The power in diopters of the combination is:(A)0 (B)25 (C)50 (D)infinite

    16. A wind electric generator generates a current of 0.4 A across a voltage of 210 V. If efficiency of the generator is28% then the power of the wind is___________

    (A)300 W (B)200 W (C)100 W (D)840 W

    17. The value of solar constant is

    (A) 21.2 / kw m (B) 21.0 / kw m (C) 21.4 / kw m (D) 21.6 / kw m

    18. The wind pumps of 60 kg of water in every half hour upto a height of 6m. The power of windmill. ( )210g ms= (A)50 w (B)0.5 w (C)2 w (D)5 w

    19. The thimble of a screw gauge has 100 divisions engraved on it. If the thimble advances 2mm, when fourcomplete rotations are given, then lease count will be :(A)0.005 cm (B)0.0005 cm (C)0.001 cm (D)0.0001 cm

    20. In a screw gauge zero of the head scale lies below the pitch scale axis, the zero error is __________.(A)positive (B)negative (C)Nil (D)none

    1. Calculate the mass of243.011 10 atoms of carbon

    (A)30 g (B)60 g (C)80 g (D)120 g

    Space for rough work

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    STRD-2014- CLASS - 10 P 18 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    2. The weight of 1 hydrogen atom is

    (A)241.66 10 (b) 271.66 10 gm (C) 241.66 10 (D) 241.66 10 kg.

    3. Calculate the PHvalue of810 N HCl solution.

    (A)above the 7 (B)8 (C)less than 7 (D)6

    4. The molecular formula of bleaching powder is(A)CaOCl (B)Ca(OH)2 (C)CaOCl2. CaO (D)CaOCl2

    5. 30 % of 100 ml Nacl Consists how much amount of the Nacl.(A)30 g (B)17.55 g (C)16 g (D)17 g

    6. Which of the following acid is present in food preservative:(A)Malic acid (B)Oxalic acid (C)Tartaric acid (D)Acetic acid

    7. When copper oxide (CuO) reacts with dilute HCl gives green colour substances of ________(A)CuCl (B)CuCl2 (C)CuCl . H2O (D)Cu2Cl2

    8. Which of the following element is present in 15thgroup

    (A)Antimony (B)Mercury (C)Germanium (D)Polonium.

    9. Find the formula for siderite

    (A) 2 3Fe O (B)MgCO3 (C)FeCO3 (D)Cu2O

    Space for rough work

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    STRD-2014- CLASS - 10 P 19 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    10. The percentage of carbon present in pig iron

    (A) 2 4.5% (B) 0.25 4% (C) 2.5 5% (D) 0.25%

    11. Calculate the no of Hydrogen atoms in 3g of water

    (A)21200.6 10 (B) 231.003 10 (C) 221.003 10 (D) 2120.06 10

    12.Cu

    3 2 573CH CH OH ________

    (A) 3 2CH CHO H+ (B) 3 2CH COOH H+ (C) 3CH COOH (D) 3CH CHO

    13. Calculate the percentage of purities of 20 carat gold.

    (A)73. 6% (B) 91.6% (C)83.3% (D)93.5 %

    14. What is the position of copernicium from the last element of the periodic table.(A)6

    thperiod (B)7

    thperiod (C)8

    thperiod (D)9

    thperiod

    15. Choose the correct sequence of the decreasing order of atomic radii of first group elements.

    (A) Li K Rb Na> > > (B) Rb K Na Li> > > (C) Li Na K Rb> > > (D) CS Li Rb K> > >

    16. Which of the following is not a compound?(A)Marble (B)Washing soda (C)Plaster of Paris (D)Brass

    17. Which of the following scientist classified the elements based on musical notes(A)Lavoisier (B)New land (C)Dobereiner (D)Mendeleef

    Space for rough work

  • 8/10/2019 FitjeeClass 10th Going to Class 11th

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    STRD-2014- CLASS - 10 P 20 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    18. Molecular mass of ozone is(A)16 u (B)32 u (C)48 u (D)64 u

    19. One mole of CO2means

    (A)44 g of CO2 (B)236.022 10 molecules of CO2

    (C)22.4 L at STP (D)All of these

    20. Which of the following has maximum number of atoms?(A)18 g H2O (B)18 g of O2 (C)18 g of CO2 (D)18 g of CH4

    ********

    Space for rough work

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    STRD-2014- CLASS - 10 P 21 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    Space for Rough Work

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    STRD-2014- CLASS - 10 P 22 IQ , Maths, Phy & Chem

    Regional Head Quarters:::: FIITJEETOWERS, No.3, First Lane, (Next Apex Plaza), Nungambakkam High Road, Nungambakkam, Chennai 600 034.

    Samacheer Talent Recognition DriveCLASS - 10

    (10thgoing to 11th) ANSWER KEYS

    1.B 2.A 3.B 4.D 5.B

    6.B 7.C 8.C 9.C 10.D

    11.A 12.A 13.D 14.A 15.C

    16.B 17.A 18.C 19.C 20.B

    21.B 22.C 23.A 24.B 25.C

    26.C 27.B 28.B 29.C 30.D

    1.B 2.A 3.A 4.C 5.A

    6.D 7.B 8.A 9.B 10.A

    11.A 12.B 13.A 14.B 15.B

    16.D 17.A 18.A 19.A 10.A

    21.B 22.A 23.B 24.C 25.B

    26.C 27.B 28.D 29.A 30.D

    1.D 2.C 3.B 4.D 5.B

    6.B 7.D 8.B 9.B 10.B

    11.D 12.B 13.B 14.A 15.A

    16.A 17.C 18.C 19.B 20.A

    1.B 2.C 3.C 4.D 5.B

    6.D 7.B 8.A 9.C 10.A

    11.B 12.A 13.C 14.B 15.B

    16.D 17.B 18.C 19.D 20.D