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Engineering Physics by S. Mani Naidu

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Multiple Choice Questions

  1. The process of waves appearing with different intensity at a point when a number of waves pass through a point in a medium is known as    ( )
    1. interference
    2. diffraction
    3. polarization
    4. all
  2. Interference of waves have been observed with    ( )
    1. light waves
    2. sound waves
    3. water waves
    4. all
  3. Intensity of light is proportional to _______ of amplitude    ( )
    1. double
    2. square
    3. square root
    4. cube root
  4. If a1 and a2 are the amplitudes of two sources in Young’s double slit experiment, then the maximum intensity of interference fringe is    ( )
    1. (a1 + a2)
    2. 2(a1 + a2)
    3. (a1 + a2)2
    4. (a1a2)2
  5. If a1 and a2 are the amplitudes of two sources in Young’s double slit experiment then the minimum intensity of interference fringe is    ( )
    1. (a1 + ...

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