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

The medium in which speed of light is the same in all directions is called

Question # 2

The ultra-purity of optical fibre is

Question # 3

The relation d sinθ = nλ, where 'n' is the

Question # 4

Which part of the spectrum is most visible?

Question # 5

Angle between ray of light and the corresponding wave front is

Question # 6

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

Question # 7

The relation for the diffraction pattern, when it is minimum

Question # 8

The least distance of distinct vision changes with

Question # 9

X-rays interact with

Question # 10

The minimum number of lenses used in compound microscope is

Question # 11

If yellow light emitted by sodium lamp in Young's double slit experiment is replaced by blue light of the same intensity:

Question # 12

For incident angles equal or greater than the critical angle the glass air boundary will act as a

Question # 13

In case of point source of light, shape of wavefront is:

Question # 14

Refractive index of material depends upon

Question # 15

An oil film floating on water surface show colours due to

Question # 16

Identify the incorrect statement

Question # 17

Which mode can carry more than 14 TV channels or 14000 phone cells?

Question # 18

What is the main cause of the shinning of diamond?

Question # 19

Monochromatic light means waves of:

Question # 20

The re conversion of light signals into electrical signals takes place 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 velocity of light in vacuum can be changed by changing
A. Frequency
B. Amplitude
C. Wavelength
D. None of these
2 To demonstrate the phenomenon of interference we require two sources that emit radiation
A. Of same frequency
B. Different wavelength
C. Of the same frequency and having definite phase relationship
D. Of nearly the same frequency
3 A point on the surface of the mirror where principle axis meets is called
A. Focus
B. Centre of curvature
C. Pole
D. Aperture
4 Glare produces when light reflects from water snow and rough road surfaces when their angle of incidence is
A. Small
B. Large
C. Very large
D. None of these
5 Which of the following phenomenon cannot take place if we consider light as longitudinal wave?
A. diffraction
B. interference
C. polarization
D. reflection
6 A material having high refractive index has
A. Low density
B. High density
C. Zero density
D. None of these
7 The phenomenon of blending of around edges of an obstacle is called:
A. Interfarance
B. Defraction
C. Polorisation
D. None of above
8 The magnifying power of a compound microscope can be increased if we use objective lens of
A. Large focal length
B. Small focal length
C. Same focal length
D. None of these
9 Monochromatic light directly means waves of
A. Same frequency
B. Same color
C. Same wavelength
D. All of them
10 If yellow light emitted by sodium lamp in Young's double slit experiment is replaced by blue light of the same intensity:
A. Fringe width will decrease
B. Fringe width will increase
C. Fringe width will remain unchanged
D. Fringe will become less intense

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