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

  • Time Allowed20

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MDCAT Physics Chapter 7 Light Online Test

00:00
Question # 1

Light waves are:

Question # 2

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

Question # 3

The resolving power of human eye is

Question # 4

Intensities of the two waves of light are I and 4I.The maximum intensity of the resultant wave after superposition is

Question # 5

The limit of which a microscope can be used to resolve details of an object, demands

Question # 6

Huygen's principle is used to study the

Question # 7

A convex ens acts as diverging lens when the object is placed

Question # 8

A glass plate on which a large number of very fine equidistant parallel lines are drawn is called

Question # 9

The typical wavelength of the signal which we sent in the optical fibre is

Question # 10

The digital modulation is expressed in

Question # 11

If red light is incident on sea water it appears

Question # 12

How is the interference pattern in Young's double slit experiment affected if the sodium light is replaced by red light of the same intensity

Question # 13

The setting of Newton's rings is

Question # 14

Electromagnetic waves from a source were found to be significantly diffracted when passing through gaps of the order of 10 m. What type of waves are they likely to be?

Question # 15

The property of bending of light around obstacies is called

Question # 16

Frequency of red colour as compared to that of violet colour is:

Question # 17

The fringe spacing varies directly with

Question # 18

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

Question # 19

Which effect provides direct experimental evidence that light is a transverse rather than a longitudinal wave motion?

Question # 20

In multimode graded index fibre core and cladding has boundary

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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 reflected light is
A. Unpolarized
B. Polarized
C. Partially polarized
D. None of these
2 A spectrum which contains all wavelengths without any break is called
A. Emission spectrum
B. Line spectrum
C. Continuous emission spectrum
D. All of them
3 The wavefront formed at very large distance from the source is:
A. Cylindrical
B. Spherical
C. Elliptical
D. Plane
4 Calculate the critical angle when core refractive index is 1.50 and cladding of refractive index 1.48
A. 70.3o
B. 80.9o
C. 80.6o
D. 89.6o
5 In newton's rings apparatus, we also use:
A. Spectroscope
B. Telescope
C. Microscope
D. Any of these
6 The distance between two concentric wave fronts is
A. A wave length
B. A half wavelength
C. Zero
D. None of these
7 If a light of λ = 588 nm falls on half silvered glass plate in Michelson s interferometer if movable mirror is moved through 0.233 mm the number of fringes will be observed to shift
A. 795
B. 792
C. 786
D. None
8 The apparent size of an object depends on the angle subtended but it at the eye. As the angle increases the size of the object
A. Smaller
B. Larger
C. Very large
D. None of these
9 An optical fibre with its protective case may be typically 6.0 mm in diameter and yet it can replace bundle of copper of diameter
A. 6.79 cm
B. 6.95 cm
C. 7.52 cm
D. 7.62 cm
10 For constructive interference the path difference is
A. mλ
B. (m-1)λ
C. m2λ
D. 1/2mλ

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