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 light signal in an optical fibre requires that the light should

Question # 2

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

Question # 3

All possible process/processes to get plane polarized light

Question # 4

In YDS experiment using white light

Question # 5

The image of an object 5 mm length is only 1 cm high. The magnification of the lens is

Question # 6

If the distance of a surface from light source is doubled,then the luminance will become

Question # 7

The relation for the diffraction pattern, when it is minimum

Question # 8

Sun has elliptical shape when it rises and sets due to

Question # 9

The diffraction of light occurs, due to interference, of

Question # 10

The wavefront formed at very large distance from the source is:

Question # 11

How the fringe spacing varies as the separation of the slits increases

Question # 12

The property of light which does not change with the nature of the medium is:

Question # 13

In YDS experiment, at the center of screen is formed a:

Question # 14

In which situation does diffraction occur?

Question # 15

Spectrometer using diffraction grating can measure

Question # 16

A line which represents the direction of travel of a wave is known as:

Question # 17

The object is placed at the principle focus of a simple microscope if the focal length of the lens is 2cm what is the magnifying power of the microscope

Question # 18

Which of the following is conserved when light waves interfere

Question # 19

The light from the sun reaches to earth with wavefronts

Question # 20

The twinkling of stars is due to

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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 power loss can also take place due to
A. Information received can be inaccurate due to dispersion
B. Light signal may not be perfectly monochromatic
C. Signal accuracy may be affected by deflective source
D. All of these
2 A ray of light passing from a rarer to a denser medium
A. Bends towards normal
B. Bends away from normal
C. Suffers no change in direction
D. None of these
3 Which part of the spectrum is most visible?
A. Red
B. Violet
C. Yellow
D. Yellow-green
4 The light source in the transmitter can be either
A. Light emitting diode
B. Semiconductor laser
C. Light emitting in an invisible infra red
D. All of these
5 Choose the correct statement
A. Rays are normal to wave front
B. Rays may be normal to wave front
C. Rays are not normal to wave front
D. There is no relationship between rays and wave fronts
6 Conditions for interference are that the two sources should be coherent and:
A. At the far off distance
B. Close together
C. Coinciding
D. None of these
7 The light produced by a laser is all the following except
A. Incoherent
B. Monochromatic
C. In the form of a narrow beam
D. Electromagnetic
8 The optical fibre is covered for protection with
A. rubber jacket
B. plastic jacket
C. steel jacket
D. copper jacket
9 Who gave the idea of light as wave ?
A. Newton
B. Huygen
C. Thomos Young
D. Bragg
10 A monochromatic source of light gives light of
A. one colour
B. two colours
C. four colours
D. seven colours

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