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

The superposition of the two waves of same frequency and amplitude travelling in the same direction gives rise to an effect called:

Question # 2

When two lights waves travelling in the same direction are in phase at any point, they producing

Question # 3

In newton's rings see through the reflected light, centeral spo is:

Question # 4

The speed of light in other material is always

Question # 5

To get three images of a single object,one should have two plane mirrors at an angle of

Question # 6

The idea of light as wave produced by

Question # 7

In an interference pattern of Ypung's double Slit (YDS) experiment:

Question # 8

Conditions for interference are that the two sources should be coherent and

Question # 9

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

Question # 10

A mode of propagation of light through optical fibre in which the light within the fibre is

Question # 11

Who proposed wave theory of light

Question # 12

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

Question # 13

The appearance of colours in the shape (or oil) film results from:

Question # 14

A single step index fibre can carry more than

Question # 15

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

Question # 16

Which device converts the light signals which these amplified and decoded

Question # 17

The path difference and phase difference are related to each other as

Question # 18

A point source in a homogeneous medium gives rise to:

Question # 19

If the focal of a convex lens is 5 cm then to get real and inverted image of the same size as that of object, the object should be placed at

Question # 20

The light source in the transmitter can be

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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 If a lens is cut into two piece perpendicular to the principal axis and only part is used the intensity of the image:
A. Remains same
B. 1/2 times
C. 2 times
D. Infinite
2 Star twinkle due to
A. The fact that they do not emit light continously
B. The refractive index of earth's atmosphere fluntuates
C. The star's atmosphere absorbs its light intermittently
D. None of these
3 If the power of a lens is 4 diopters then is focal length is
A. 20 cm
B. 25 cm
C. 50 cm
D. 400 cm
4 The phenomenon of polarization proves that the light waves are
A. Transverse wave
B. Longitudinal waves
C. Stationary waves
D. None of these
5 Magnification of a convex lens is
A. M = p/d
B. M = p/q
C. M = q/p
D. None of these
6 The splitting of white light into several colors on passing through a glass prism is due to
A. Refraction
B. Reflection
C. Interference
D. Diffraction
7 The path difference and phase difference are related to each other as
A. Phase difference = (2π) x path difference
B. Phase difference = (2π/λ) x path difference
C. Phase difference = (λ/2) x path difference
D. Phase difference = (2λ/π) x path difference
8 Angle between ray of light and the corresponding wavefront is:
A. 0°
B. 60°
C. 90°
D. 120°
9 When one mirror of Michelson interferometer is moved a distance of 0.5 mm. 2000 fringes are observed, the wavelength of light used is
A. 5000 nm
B. 5000 A°
C. 500 cm
D. 2000 A°
10 Television signal are converted into light signals by
A. Decoder
B. Transistor
C. Photodiode
D. Optical fibre

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