MDCAT Physics Chapter 7 MCQ Test With Answer for (Light )

Many students feel anxious about how to prepare for the exam during the MDCAT preparation effectively. Solving MCQs is considered one of the best ways to analyze your preparation level before the commencement of the test. The students preparing for the MDCAT are informed that they can get the MCQs of chapter 7 of physics from this platform.

MCQ's Test For MDCAT Physics Chapter 7 Light Online Test

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MDCAT Physics Chapter 7 Light Online Test

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Question # 1

Phenomenon of interference and diffraction support the:

Question # 2

Which of the following is the most common method to obtain polarized light?

Question # 3

Which property of waves proves that light is a transverse wave?

Question # 4

When the same object is viewed at a shorter distance the image on the retina of eye is ______ and so the object appears ______

Question # 5

Electromagnetic waves transport:

Question # 6

The normal human eye can focus a sharp image of an object located anywhere form infinity to a certain point called

Question # 7

When crest of one wave falls on the crest of the other wave. This phenomenon is known as:

Question # 8

Which of the following gives three regions of the electromagnetic spectrum in order of increasing wavelength?

Question # 9

The wave nature of light was proposed by:

Question # 10

The speed of light in a medium depends upon

Question # 11

The reflected light is

Question # 12

In a diffraction fringes pattern the fringes are

Question # 13

Light waves produce interference when

Question # 14

Such type of fibre in which center core is of high refractive index and the layer over the central core is low refractive index is called

Question # 15

In young s interference experiment one slit is covered with a cellophane paper which absorbs half the intensity then

Question # 16

According to Huygen's principle, every point of a wavefront may be considered as a source of

Question # 17

If the focal length of objective is 10 mm find its magnification

Question # 18

When the light waves of the same frequency and amplitude travelling in the same direction superimose each other , they give rise to

Question # 19

X-rays is a type of electron magnetic radiations of much shorter wavelengths of the order of

Question # 20

Colour of thin film will not show result from

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The answers are also available here to facilitate the students' preparation. With continuous practice, the candidates will be able to get a good score on the entry test. So after preparing for the particular chapter, solve the MCQs and learn about your preparation. Spend maximum time to improve your weak areas and then ace the test with a good score. The students can also solve the other physics chapters' MCQs for better preparation.

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MCAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 In Young s experiment the distance between two adjacent fringes for blue light is than that for green light
A. Lesser
B. Greater
C. Equal
D. Lesser if distance between source and screen is large
2 The blending of light when it passes from one medium to another is known as:
A. Refraction
B. Interfarance
C. Polarization
D. Both (B) and (C)
3 A two-slit arrangement is set up to produce an interference pattern on a screen. The fringes are too close together for convenient observation. How could the distance between them be increased?
A. by using a light of longer wavelength
B. by increasing the width of the slits
C. by decreasing the distance between the screen and slits
D. the distance between the fringes is impossible
4 If a lens is cut into two piece perpendicular to the principal axis and only part is used the intensity of the image:
A. Remains same
B. 1/2 times
C. 2 times
D. Infinite
5 The unpolarized light is
A. An ordinary incandescent bulb
B. Sun
C. Moon
D. All of these
6 The spacing between lines of diffraction grating is
A. Opaque
B. Transparent
C. Semi-transparent
D. None of these
7 Diffraction is concerned with the superposition of
A. very large number of secondary wavelets
B. a few secondary wavelets
C. two secondary wavelets
D. no secondary
8 Ultra-violet rays differ from X-rays in that ultra - violet rays
A. Cannot be diffracted
B. Cannot be polarized
C. Do not affect a photographic plate
D. Have a lower frequency
9 A _____ lens is used in the apparatus to get newton's ring:
A. Plano-concave
B. Plano-convex
C. Convexo concave
D. Double covex
10 In case of YDS experiment, the distance of the mth bright fringe on the screen from center is
A. Y = (m + 1)λL/d
B. Y = mλL/d
C. Y = (m + 1/2)λL/d
D. None of these

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