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

In Michelsion's interferometer, if a dark fringe is seen in the beginning, the next dark fringe will appear by moving the moveable mirror through a distance

Question # 2

The diffraction is found to be prominent when the wavelength of light is

Question # 3

For destructive interference the path difference is give by:

Question # 4

The light waves and radio waves differ in

Question # 5

An object is placed between two parallel mirrors the number of images formed is

Question # 6

Newton's rings are:

Question # 7

In single slit diffraction the condition for second minimum is

Question # 8

The study of atomic structure of crystals by X-rays was initiated by W.H.. Bragg and W.L. Bragg in

Question # 9

Which device converts the light signals which these amplified and decoded

Question # 10

 In the phenomenon of interference, the bright and dark fringes are of

Question # 11

The refracting edge of the prism must be parallel to the axis of rotation of the telescope, so that the turn table is leveled using

Question # 12

Choose the correct statement

Question # 13

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

Question # 14

In Young s double slit experiment if we use white light then

Question # 15

Using a graded index fibres the time difference is reduced to about

Question # 16

A beam of light enters air from water.Which of the following characteristics of light will not change in water?

Question # 17

Multimode graded index fibre core has diameter of

Question # 18

The function of colimator is

Question # 19

A new type of optical fibre in which central core has high refractive index and its density gradually decreases towards its periphery is called

Question # 20

Certain light of wavelength 600 nm is used to view an object under the microscope. If the aperture of its objective is 1.22 cm, then the limiting angle of resolution will be

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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 The conversion of electrical signals into light signals taken place due to
A. Generator
B. Transmitter
C. Receiver
D. None of these
2 In multimode graded index fibre core and cladding has boundary
A. Noticeable 
B. No noticeable
C. No boundary
D. None of these
3 A mode of propagation of light through optical fibre in which the light within the fibre is
A. Reflected
B. Refracted
C. Continuously refracted
D. None of these
4 Magnification of a convex lens is
A. M = p/d
B. M = p/q
C. M = q/p
D. None of these
5 Optic fibers are related with
A. Communication
B. Light
C. Computer
D. None of these
6 When the length of a microscope tube increases its magnifying power
A. Decreases
B. Increases
C. Does not change
D. May increase or decrease depending on the observer and the place of observation
7 The light source in the transmitter can be
A. semiconductor laser
B. LED
C. both of them
D. either of them
8 The speed of light in other material is always
A. Greater than c
B. Less than c
C. Equal to c
D. None of these
9 In the study of interference and diffraction, we consider
A. plane waves
B. plane wavefronts
C. both of them
D. none of them
10 When a ray of light enters a denser medium from a rarer medium,its:
A. Wavelength increases
B. Velocity increases
C. Frequency decreases
D. Wavelength decreases

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