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

Plane polarized light can be produced by:

Question # 2

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 # 3

In which of the optical fibres, the propagation of light signal is through continuous refraction?

Question # 4

A compound microscope is consists of

Question # 5

Magnification of a convex lens is

Question # 6

The resolving power of human eye is

Question # 7

The light source in the transmitter can be

Question # 8

With a graded index fibre, the overall time difference between all the wavelengths arrived at the other end may be about

Question # 9

A compound microscope is consists of an eye piece  of focal length

Question # 10

Optical fibres function on the principle of

Question # 11

The minimum distance between a source and the screen for which a real image is possible with a convex lens is

Question # 12

Cladding means a layer of ______ refractive index over the central core of ______ refractive index

Question # 13

For which color of light the refractive index of glass is larger

Question # 14

The magnifying power of a compound microscope can be increased if we use objective lens of

Question # 15

If 5000 lines/cm are ruled on a diffraction grating, the element is:

Question # 16

In an interference fringes pattern the fringes are

Question # 17

In Michelsion's interferometer the path difference is varied by moving

Question # 18

We can divide the optical fibres on the basis of the mode by which they propagate light in

Question # 19

Choose the correct statement

Question # 20

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

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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 A compound microscope is consists of an eye piece  of focal length
A. Short
B. Very short
C. Large
D. Very large
2 Which light travels faster in optical fibres?
A. visible light
B. ultraviolet
C. infra-red
D. any one of them
3 When a light signal travels along the length of the optical fibre, the power lost by it is due to
A. Reflection
B. Refraction
C. Seattering and absorption
D. Diffraction
4 A thin film is a transparent medium whose thickness is comparable with the wavelength of
A. light
B. sound
C. any one of them
D. none of them
5 The spacing between the parallel lines are served as
A. slits
B. source of light
C. opaque lines
D. fringes
6 In the thin film, the path difference of two reflected ray depends upon
A. Thickness of the film
B. Nature of the film
C. Angle of incidence
D. All of these
7 Confining the light vibrations in one plane is called:
A. Reflection of light
B. Interference of light
C. Polarization of light
D. Diffraction of light
8 In spectrometer the function of collimator is to produce
A. Diverging beam of light
B. Converging beam of light
C. Parallel beam of light
D. None of these
9 The principle of Michelson's interferometers is
A. Refraction
B. Dispersion
C. Interference
D. Reflection
10 In the thin film, the path difference between the two reflecting waves depends upon
A. thickness of film
B. nature of film
C. angle of incidence
D. all of them

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