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

In YDS experiment, at the center of screen is formed a:

Question # 2

When the light from two lamps falls on a screen, no interference pattern can be obtained. Why is this?

Question # 3

A plane wavefront is that which has source

Question # 4

The waves produced in a stretched string are called

Question # 5

Rainbow is formed due to combination of

Question # 6

The conversion of electrical signals into light signals taken place due to

Question # 7

When a ray of light enters a denser medium from a rarer medium,its:

Question # 8

When one mirror of Michelson interferometer is moved a distance of 0.5 mm. 2000 fringes are observed, the wavelength of light used is

Question # 9

Propagation of light in an optical fibre requires that the light should

Question # 10

A fly is sitting on the objective of a telescope pointed towards the moons what effect is impacted in a photograph of the moon taken through the telescope

Question # 11

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

Question # 12

The ability of an instrument of reveal the minor details of an object under examination is called

Question # 13

The wave propagates in space by the motion of the

Question # 14

A diffraction grating has 500 liens per mm. its slit spacing or grating element will

Question # 15

Newton's rings are:

Question # 16

In cause of YDS experiment, the distance between adjacent bright fringes is given by

Question # 17

When light travels from one medium to another which are separated by a sharp boundary the characteristic which does not change is

Question # 18

The advantage/advantages of fiber optics than radio wave carriers

Question # 19

Which of the following colors suffers maximum deviation in a prism?

Question # 20

X-rays is a type of electron magnetic radiations of much shorter wavelengths of the order of

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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 In an interference pattern of Young,s Double Slit (YDS) experiment
A. Bright fringes are wider than dark fringes
B. Dark fringes are wider than bright fringes
C. Both dark and bright fringes are of equally spaced
D. Central fringes are wider than the outer fringes
2 In a astronomical telescope the final image for normal vision is formed at
A. The focal of the eye piece
B. The least distance of the distinct vision
C. The focus of the objective lens
D. Infinity
3 What is the main cause of the shinning of diamond?
A. Reflection
B. Refraction
C. Total internal reflection
D. Dispersion of light
4 The dichronic substances are used in the process getting plane polarized light
A. Selective absorption
B. Refraction through crystals
C. Reflection from different surfaces
D. None of these
5 By which principle we can locate the position of new wavefront after a later time?
A. principle of irreversibility
B. principle of light
C. Archimedes principle
D. Huygen's principle
6 The light source used in multimode step index fibre is
A. A monochromatic source
B. Red light
C. White light
D. None of these
7 Sunlight is also partially polarized because of Earth's atmosphere due to scattering by
A. Water vapours
B. Air particles
C. Dust particles
D. All of these
8 If red light is incident on sea water it appears
A. Red
B. Green
C. Blue
D. Yellow
9 In YDS experiment, the condition for constructive interference of two coherent waves is that the path difference should be
A. Integral multiple ofλ/2
B. Integral multiple ofλ
C. Even integral multiple ofλ/2
D. Both A and C
10 Which one of the following waves cannot be polarized
A. Radio waves
B. X-rays
C. Transverse waves in a string
D. Longitudinal waves in a gas

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