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, condition for constructive interference is that path difference is equal to

Question # 2

In case of constructive interference of two waves, the amplitude of the resultant wave is_____either of the waves:

Question # 3

Spectrum of sun consists of

Question # 4

A lens behaves as a converging lens in air and a diverging lens in water the refractive index of the material is

Question # 5

The experimental evidence in support of wave theory in Huygen's time was

Question # 6

When light signal travels along fibres, the power losses are mainly due to

Question # 7

Spectrometer can measure quite accurately prism

Question # 8

For the sustained interference of light the necessary condition is that the two sources should

Question # 9

How many types of the optical fibres are

Question # 10

The tip of a needle does not give a sharp image it is due to

Question # 11

Diffraction of light occurs, due to the interference between rays coming from the same wavefront of

Question # 12

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

Question # 13

The phenomenon of polarization proves that the light waves are

Question # 14

On a diffraction grating a large number of close parallel equidistant slits are ruled on it

Question # 15

One cannot see through fog becuase

Question # 16

The property of light which makes light possible to be transmitted into inaccessible place is

Question # 17

Diffraction effect is

Question # 18

Two lenses of power +12 and -2 diopters are placed in contact the power of combination is

Question # 19

The astronomical telescope consists of objective and eye piece.The focal length of he objective is

Question # 20

Which of the following properties show light is transverse wave in nature?

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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 Light waves are:
A. Mechanical waves
B. Electromagnetic waves
C. All of above
D. None of above
2 The phenomenon is found to be prominent when size of the opening (aperture) is
A. Grater than wavelength of light
B. Smaller than wavelength of light
C. Equal of light used
D. None of these
3 Which Phenomenon proves that nature of light is transverse
A. Interference
B. Diffraction
C. Scattering
D. None
4 To get high resolving power for a telescope one should use
A. Objective of large aperture
B. Objective of large focal length
C. Eye piece of large focal length
D. Eye piece of small focal length
5 Which one of the following phenomena is not explained by Huygen's construction of wavefront?
A. Refraction
B. Reflection
C. Diffraction
D. Origin of spectra
6 Soap bubble looks colored due to
A. Dispersion
B. Reflection
C. Interference
D. Any one of these
7 Which is having minimum wavelength?
A. X-rays
B. Ultra-violet rays
C. Y-rays
D. Cosmic rays
8 The cause of mirage observed in desert is
A. Refraction
B. Reflection
C. Scattering
D. Total internal reflection
9 An object is placed between the focus and the optical center of the convex lens. The image formed is
A. Real, erect and magnified
B. Virtual, inverted and magnified
C. Virtual, erect and diminished
D. Virtual, erect and magnified
10 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

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