Wave Optics (NEST (National Entrance Screening Test) Physics): Questions 4 - 5 of 5

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Question number: 4

» Wave Optics » Interference

Appeared in Year: 2015

MCQ▾

Question

Two coherent monochromatic light beam of intensities and interfere in a Young’s double slit experimental setup to produce a fringe pattern on the screen. The phase difference between the beams at two points and on the screen at and , respectively. Then the ratio of the two intensities is –

Choices

Choice (4) Response

a.

b.

c.

d.

0

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Question number: 5

» Wave Optics » Young's Double Slit Experiment

Appeared in Year: 2014

MCQ▾

Question

In a Young’s double slit experiment fringes are observed in a given segment of the screen when light of wavelength is used. When the experiment is performed in a medium of refractive index , the number of fringes observed in the same segment remains . The wavelength of light used in this case is –

Choices

Choice (4) Response

a.

b.

c.

d.

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