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

  • Total Questions20

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MDCAT Physics Chapter 7 Light Online Test

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Question # 1

In the thin film, the path difference of two reflected ray depends upon

Question # 2

Which one of the following phenomena is not explained by Huygen's construction of wavefront?

Question # 3

To observe the phenomenon of interference of light, the light should be

Question # 4

In order to observe interference , the interfering beams must be

Question # 5

Speed of light in vacuum is

Question # 6

When two light waves travelling in the same direction are out of phase at any point, their resultant amplitude

Question # 7

An object is placed between the focus and the optical center of the convex lens. The image formed is

Question # 8

For a monochromatic light passing from air to glass, which one of the following statement is true?

Question # 9

The distance between the two adjacent slits is called

Question # 10

Multi-mode step index fibre index fibre is used to send

Question # 11

The digital modulation is expressed in

Question # 12

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

Question # 13

How many phone calls can be carried by single mode step index fibre

Question # 14

To demonstrate the phenomenon of interference we require two sources that emit radiation

Question # 15

Angle subtended by any side of the eight-sided mirror at the center is

Question # 16

In Young's double slit experiment for the interference of light, the central region of the fringe system is

Question # 17

Source of light used in the fibre optic communication

Question # 18

The fine rulings on a compact disc as a diffraction grating but each line is wide like

Question # 19

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

Question # 20

The time taken by the mirror M to rotate through an angle 2π/8 is

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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 bright fringes are termed as
A. minimum
B. maximum
C. bright spots
D. dark spots
2 With a step-index fibre, the overall time difference between all the wavelengths arrived at the other end may be about
A. 43 s per km
B. 33 s per km
C. 1 ns per km
D. 33 ns per km
3 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
4 Angular magnification of a simple microscope is given as
5 The information received at the other end of a fibre can be inaccurate due to
A. dispersion of light signal
B. spreading of light signal
C. both of them
D. none of them
6 A circular scale is attached and graduated in
A. One degree
B. 2 degrees
C. Half degree
D. None of these
7 Polaristion is a phenomenon associated with a certain type of wave.
Which condition must be fulfilled if the wave is to be polarised?
A. It must be a light wave
B. It must be a longitudinal wave
C. It must be a light wave
D. It must be a transverse wave
8 Power of a lens is equal to
A. Focal length in meters
B. Reciprocal of focal length expressed in meters
C. Double the focal length
D. Half the focal length
9 The disadvantage of the step-index fibre can be reduced by
A. graded index fibre
B. non-graded index fibre
C. both of these
D. none of these
10 A fibre optic communication system consists of
A. one major component
B. two major components
C. three major components
D. four major components

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