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

Try The 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

The fiber of which refractive index ______ gradually as move from central core to its periphery is called ______ index fiber

Question # 2

In the thin film, the path difference between the two reflecting waves depends upon

Question # 3

In an astronomical telescope is the objective has the focal length fo is

Question # 4

In YDS experiment, data given isλ=500 nm, d=1 mm, L=100cm,∆y come out to be:

Question # 5

The total internal reflection takes place for glass-air boundary is then the angle is

Question # 6

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 # 7

Television signal are converted into light signals by

Question # 8

The wave length of x-rays is of the order of

Question # 9

An object is placed at a distance of f/2 from a convex lens.The Image will be

Question # 10

How is the image formed by a convex lens affected if the upper half of the lens is covered with a paper

Question # 11

In Young's double slit experiment, the widths of dark and bright fringes are

Question # 12

If Young s double slit experiment is immersed in water then the fringes with

Question # 13

When the object is closer to eye or near point, the image becomes

Question # 14

Which one of the following can act approximately as a source of monochromatic light:

Question # 15

Michelson,s interferometer can be used to measure

Question # 16

Identify the incorrect statement

Question # 17

The astronomical telescope consists of objective and eye piece.The focal length of he objective is

Question # 18

The wavelength of refractive wave in a denser medium is

Question # 19

The magnification of a simple microscope of focal length 5cm is

Question # 20

A typical diffraction grating has lines per centimeter is about

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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 Which does not show polarization
A. Longitudinal wave in gas
B. Transverse wave in gas
C. Both a and b
D. None of these
2 According to WH Bragg and WL Bragg monochromatic beam of X-rays was reflected form a crystal plane is like a
A. Smooth and regular
B. Mirror
C. Thin film
D. None of these
3 All possible process/processes to get plane polarized light
A. Reflection from different surfaces
B. Refraction through crystals
C. Scattering by small particles
D. All of these
4 Phenomenon of interference and diffraction support the:
A. Quantum nature of light
B. Tranverse nature of light
C. Wave nature of light
D. Complex nature of light
5 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)
6 The range of the diameter of core in multimode graded index fibre is
A. 50 to 100 μm
B. 50 to 1000 μm
C. 50 to 1000 μm
D. None of these
7 In Michelson interferometer if the moveable mirror is moved through a distance of 8λ then the number of fringes shifted are
A. 4
B. 8
C. 16
D. 32
8 Michelson's interferometer is an instrument used to measure the distance with
A. Precision
B. High precision
C. Extremely high precision
D. None of these
9 The path difference involved in interference in thin films depends upon
A. Thickness and nature of thin films
B. Angular of incidence of light
C. Nature of media on both sides of thin film
D. All of these
10 The time taken by the mirror M to rotate through an angle 2π/8 is
A. 1/8 f
B. 1/16 f
C. 1/4 f
D. 1/2 f

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