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

00:00
Question # 1

Let a ray of light enters from air into two media of different refractive indices. The speed of light will be ______ to refractive index

Question # 2

Which one of the following phenomenon cannot be explained by the wave theory of light ?

Question # 3

When crest of one wave falls on the crest of the other wave. This phenomenon is known as:

Question # 4

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

Question # 5

Multimode step index fibre has diameter as

Question # 6

Which type of optical fiber has the largest diameter

Question # 7

The information carrying capacity in an optical fibre is called

Question # 8

Angle between ray of light and the corresponding wave front is

Question # 9

The points on a Huygen's wave front which sends out secondary wavelets are also

Question # 10

The setting of Newton's rings is

Question # 11

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

Question # 12

Certain light of wavelength 600 nm is used to view an object under the microscope. If the aperture of its objective is 1.22 cm, then the limiting angle of resolution will be

Question # 13

Single mode step index fibre has

Question # 14

Spectrum of sun consists of

Question # 15

The absence of light in the optical fibres represents the number

Question # 16

The ratio of the diameter of two convex lenses is the ratio of their focal lengths

Question # 17

The wave nature of light was proposed by:

Question # 18

Huygen's wave theory of light cannot explain

Question # 19

In Michelson interferometer if the moveable mirror is moved through a distance of 8λ then the number of fringes shifted are

Question # 20

The speed of light in vacuum or in air 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 light form Sun reaches earth in the form of
A. plane wavefront
B. circular wavefront
C. spherical wavefront
D. elliptical wavefront
2 A ray of light always points
A. Anti parallel to wave front
B. Perpendicular to wave front
C. Parallel to wave lets
D. None
3 Magnification of a convex lens is
A. M = p/d
B. M = p/q
C. M = q/p
D. None of these
4 Consider telecommunication through optical fibers.Which of the following statements is not true?
A. Optical fibers may have homogeneous core with a suitable cladding
B. Optical fibers can be of graded refractive index
C. Optical fibers are subject to electromagnetic interference from outside
D. Optical fibers have extremely low transmission loss
5 The property of bending of light around the obstacle is known is
A. Interference
B. Polarization
C. Diffraction
D. None of these
6 For incident angles equal or greater than the critical angle the glass air boundary will act as a
A. Convex mirror
B. Concave mirror
C. Mirror
D. None if them
7 The appearance of colours in the shape (or oil) film results from:
A. Dispersion
B. Interference
C. Reflection
D. Refraction
8 When the light is incident on polarizing angle which of the following is completely polarized?
A. Reflected light
B. Refracted light
C. Both reflected and refracted light
D. Neither reflected nor refracted light
9 Light waves are
A. Transverse waves
B. Longitudinal waves
C. Compressional wave
D. None of these
10 Plane polarized light can be produced by:
A. Simple reflection
B. Refraction
C. Selective absorption
D. All of these

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