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Ray Optics Test...

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  • Question 1
    4 / -1

    The head light of a jeep are 1.2 m apart. If the pupil of the eye of an observer has a diameter of 2 mm and light of wavelength 5836 Å is used what should be the maximum distance of the jeep from the observer if two head lights are just seem to be separated apart ?

  • Question 2
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    The effective focal length of the lens combination shown in the curved surface of the plano convex lenses are 12 cm each and refractive index of the material of the lens is 1.5. the refractive index of liquid is________.

  • Question 3
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    Interference is possible in____________.

  • Question 4
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    Huygens\'s wave theory of light can not explain __________phenomena.

  • Question 5
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    The correct curve between fringe width β and distance between the slits d is shown below figure is________.

  • Question 6
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  • Question 7
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    Wave light travels from an optically rarer medium to an optically denser medium its velocity decrease because of change in____________.

  • Question 8
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    The young\'s double slit experiment is performed with blue and with green light of wavelengths 4360 Å and 5460 Å respectively. If x is the distance of 4th maxima from the central one, then________.

  • Question 9
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    The light waves from two coherent sources of same intensity interfere each other. Then what will be maximum intensity when minimum intensity is zero ?

  • Question 10
    4 / -1

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