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

Angle between ray of light and the corresponding wave front is

Question # 2

In Newton s rings the central spot appears dark due to

Question # 3

Zero order image formed by the grating when the angle the along the direction of normal to grating is

Question # 4

X-rays interact with

Question # 5

According to Huygen,every point on a wavefront may be regarded as a.........of secondary wavelets.

Question # 6

If N is the number of rulings on the grating, then the resolving power in the mth order diffraction equals to

Question # 7

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

Question # 8

In case of reflection of ray within a denser medium, angle of incidnet is ______ -angle of reflection

Question # 9

Glare produces when light reflects from water snow and rough road surfaces when their angle of incidence is

Question # 10

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

Question # 11

The fringes produced in Young's double slit experiment will be wider if the distance between the two slits is

Question # 12

Who proposed wave theory of light

Question # 13

If the power of a lens is 4 diopters then is focal length is

Question # 14

If d = 0.25 cm   Y = 0.059 cm   L = 100 cm    m = 2 then λ is equal to

Question # 15

Such a surface on which all the points have the same phase of vibration is known as

Question # 16

The digital modulation is expressed in

Question # 17

A _____ lens is used in the apparatus to get newton's ring:

Question # 18

Wavelength of light, on the average, is given by:

Question # 19

Spherical aberration can be reduced by using

Question # 20

Diffraction of X-ray by crystals show that

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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 For interference to occur, the light coming from the two slits should
A. be monochromatic
B. come from the same source
C. have a constant path difference
D. all of them
2 In YDS experiment, at the center of screen is formed a:
A. Dark fringe
B. Bright fringe
C. No fringe at all
D. None of these
3 Least distance of distinct vision
A. Decrease with increasing age
B. Increases with increasing age
C. Does not vary with age
D. May increase or decrease with age
4 Light appears to travel in straight line because
A. It is not absorbed by the atmosphere
B. It is refracted by the atmosphere
C. Its wavelength is very small
D. Its velocity is very large
5 Experimental demonstration of wave nature of light was given in 1801 by
A. New ton
B. Maxwell
C. Thomas young
D. Huygen
6 When two light waves travelling in the same direction are out of phase at any point, their resultant amplitude
A. increases
B. decreases
C. remains unchanged
D. increases rapidly
7 In Michelsion's interferometer the path difference is varied by moving
A. compensatory plate
B. moveable mirror
C. fixed mirror
D. telescope
8 Wavelength of light, on the average, is given by:
A. 10-14m
B. 10-10m
C. 10-6m
D. 10-4m
9 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
10 At the point of contact of the lens and the glass plate, the Newton's ring is
A. dark
B. bright
C. either of them
D. neither of them

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