Wave Optics (AIIMS Physics): Questions 9 - 13 of 13

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Question number: 9

» Wave Optics » Interference

MCQ▾

Question

The ratio of intensities of two waves is 16: 1. When they superimpose, the ratio of maximum to minimum intensity will become –

Choices

Choice (4) Response

a.

9: 25

b.

25: 9

c.

4: 1

d.

1: 16

Question number: 10

» Wave Optics » Young's Double Slit Experiment

MCQ▾

Question

A double slit experiment is performed with light of wavelength 700 nm. A thin film of thickness Equation and refractive index 1.5 is introduced in the path of the upper beam. The location of the central maximum will –

Choices

Choice (4) Response

a.

Shift upward by five fringes

b.

Shift downward by 10 fringes

c.

Remain upshifted

d.

Shift upward by seven fringes

Question number: 11

» Wave Optics » Interference

MCQ▾

Question

In an interference experiment, forth bright fringe is obtained at a point on the screen with a light of 680 nm. What should be the wavelength of the light in order to obtain 6th bright fringe at the same point?

Choices

Choice (4) Response

a.

760 nm

b.

453.3 nm

c.

630 nm

d.

549.4 nm

Question number: 12

» Wave Optics » Young's Double Slit Experiment

MCQ▾

Question

If distance between Young double slits becomes half, the fringe width becomes –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Unchanged

d.

Equation

Question number: 13

» Wave Optics » Young's Double Slit Experiment

Appeared in Year: 2007

MCQ▾

Question

In Young’s double slit experiment when wavelength of Equation is used then fringe width of Equation is obtained. If wavelength of Equation is used then what is the fringe width? [RPMT]

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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