General Physics 2-Light and Optics 1

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    2(1)

    .

    : 10:00

    12:00

    APL 606 1 .

    E-mail: [email protected]

    1: http://1drv.ms/1A3I4Dg

    mailto:[email protected]:[email protected]
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    (Wave)

    1.

    2.

    Mechanical Wave Electromagnetic Wave

    2

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    (Visible Light)

    (Light)

    3

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    4

    19

    Newton (The particle model oflight)

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    5

    .. 1678 Huygens

    (A wavemodel of light)

    ()

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    6

    .. 1801 Thomas Young

    ()

    : whippleintime.blogspot.com

    http://whippleintime.blogspot.com/http://whippleintime.blogspot.com/
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    1873 Maxwell

    Picture from: http://www.st-andrews.ac.uk/~ulf/perfectimaging.html

    ()

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    Hertz Maxwell

    Photoelectric Effect

    ()

    Picture from: http://commons.wikimedia.org/wiki/File:HEINRICH_HERTZ.JPG

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    1905 Albert Einstein Max Planck (Quantization Model) (Photons)

    E = hfh = = 6.63 x 10-34 J f =

    Pictures from: http://th.physik.uni-frankfurt.de/~jr/gif/phys/einst_planck.jpg

    http://www.sciencetech.technomuses.ca/english/whatson/sudbury_neutrino_observatory_part03.cfm

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    (Dual Nature)

    Picture from: http://en.wikipedia.org/wiki/Wavelength

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    11

    (Ray Optics)

    (Ray)

    (Wave Fronts)

    : www.patana.ac.th

    http://www.patana.ac.th/http://www.patana.ac.th/
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    12

    (Reflection)

    (Law of Reflection)

    (Law of Reflection)

    http://d/KMITL/Teaching%20subjects/%E0%B8%9F%E0%B8%B4%E0%B8%AA%E0%B8%B4%E0%B8%81%E0%B8%AA%E0%B9%8C%E0%B8%97%E0%B8%B1%E0%B9%88%E0%B8%A7%E0%B9%84%E0%B8%9B%20%E0%B9%80%E0%B8%84%E0%B8%A1%E0%B8%B5%E0%B8%AD%E0%B8%B8%E0%B8%95%E0%B8%AA%E0%B8%B2%E0%B8%AB%E0%B8%81%E0%B8%A3%E0%B8%A3%E0%B8%A1/Active%20Physics%20Textbook/AF_3506.swf
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    13

    (Specular Reflection)

    (Diffuse Reflection)

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    14

    (Refraction)

    v

    ----------(1)

    http://d/KMITL/Teaching%20subjects/%E0%B8%9F%E0%B8%B4%E0%B8%AA%E0%B8%B4%E0%B8%81%E0%B8%AA%E0%B9%8C%E0%B8%97%E0%B8%B1%E0%B9%88%E0%B8%A7%E0%B9%84%E0%B8%9B%20%E0%B9%80%E0%B8%84%E0%B8%A1%E0%B8%B5%E0%B8%AD%E0%B8%B8%E0%B8%95%E0%B8%AA%E0%B8%B2%E0%B8%AB%E0%B8%81%E0%B8%A3%E0%B8%A3%E0%B8%A1/Active%20Physics%20Textbook/AF_3510.swf
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    V2< V

    1 V2> V1

    ()

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    (Index of Refraction)

    (n)

    n 1

    n

    ----------(2)

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    17

    1

    http://localhost/var/www/apps/conversion/tmp/scratch_4/Active%20Physics%20Textbook/AF_3510.swf
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    18

    2

    http://localhost/var/www/apps/conversion/tmp/scratch_4/Active%20Physics%20Textbook/AF_3511.swf
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    (Retroreflection)

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    20

    (Snells Law of Refraction)

    (3)

    (1)

    (Snells Law of Refraction)

    =

    =

    2

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    3 589 nm (n=1.52 ) 30

    (a)

    21

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    22

    (b)

    (c)

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    (Huygenss Principle)

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    (Critical Angle)

    12n1> n

    2

    90

    (Critical Angle)

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    25

    1

    (Total Internal Reflection)

    >

    (4)

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    (Optical Fiber)

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    27

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    (Image Formed by Flat Mirror)

    O p

    I

    q

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    Magnification, M

    (5)

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    30

    !!!

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    (Spherical Mirror)

    (Concave Mirror) (Convex Mirror)

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    (Concave Mirror)

    (Radius of Curvature)R(Center of Curvature) C

    C (Principal Axis)

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    O

    F

    (Focal point) =

    2 ------(6)

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    (Focal Point)

    (Spherical Aberration)

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    1) C

    2)

    (Real Image)

    (1)

    (2)

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    (Magnification, M)

    H

    T

    1

    +

    1

    =

    1

    (Mirror equation)

    (Mirror Equation)

    (8)

    (7)

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    (Convex Mirror)

    (Virtual Image)

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    (+) (-)

    p ()

    ( )

    q ()

    ()

    h

    f R

    M

    1

    +1

    =1

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    (Ray Diagrams for Mirror)

    (Ray Diagram)

    (p) (f) (C)

    1.

    (Top // f )2.

    (Top f // )3.

    (Top C Top )

    1 (T // f )

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    O > F

    O < F

    1. (Top // f )

    2. (Top f // )

    3. (Top C Top )

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    1. (Top // f )

    2. (Top f // )

    3. (Top C Top )

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    4

    http://localhost/var/www/apps/conversion/tmp/scratch_4/Active%20Physics%20Textbook/AF_3615.swf
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    5 +10 cm.(a) 25.0 cm.

    +

    -

    < 1

    +

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    (b) 10.0 cm

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    (c) 5.0 cm

    + > 1

    -

    6 10.0 m

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    6 10.0 m -0.60 m

    -

    +

    -