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Wave Optics [AIIMS (All India Institute of Medical Sciences) Physics]: Questions 1 - 3 of 13

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Question 1

Appeared in Year: 1999

Question MCQ▾

In Young՚s experiment, monochromatic light is used to illuminate the two slits A and B. Interference fringes are observed on a screen placed in front of the slits. Now if a thin glass plate is placed normally in the path of the beam coming from the slit then – [AIIMS]

Monochromatic Light Illuminate Two Slits

Choices

Choice (4)Response

a.

The fringes will disappear

b.

There will be no change in the fringe width

c.

The fringe width will decrease

d.

The fringe width will increase

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Question 2

Appeared in Year: 2002

Question MCQ▾

What is the path difference for destructive interference – [AIIMS]

Choices

Choice (4)Response

a.

b.

c.

d.

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Question 3

Appeared in Year: 2004

Question MCQ▾

A monochromatic beam of light is used for the formation of fringes on the screen by illuminating the two slits in the Young՚s double slit interference experiment. When a thin film of mica is interposed in the path of one of the interfering beams then – [AIIMS]

Choices

Choice (4)Response

a.

The fringe width increases

b.

The fringe pattern disappears

c.

The fringe width decreases

d.

The fringe width remains the same but the pattern shifts

Edit