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

YDS experiment can be used to determine:

Question # 2

Electromagnetic waves transport:

Question # 3

Two wave of intensities I an 4I superpose then the maximum and minimum intensities are

Question # 4

In young s interference experiment one slit is covered with a cellophane paper which absorbs half the intensity then

Question # 5

In young's slit experiment on interference the ratio of the intensities of a bright band and a dark band is 6 : 1 the ratio of the amplitudes o the interfering waves is

Question # 6

Which of the following is the most common method to obtain polarized light?

Question # 7

Spectrometer can be used to

Question # 8

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

Question # 9

The lower refractive index the fibre core has

Question # 10

A line normal to the wavefront including the direction of motion is called

Question # 11

Spectrum of sun consists of

Question # 12

A typical diffraction grating has lines per centimeter is about

Question # 13

The idea of light as wave produced by

Question # 14

Proportion of light in an optical fibre requires that the light-should be within the fibre

Question # 15

The angle with the horizontal at which an underwater swimmer will see the setting sun is

Question # 16

The sky appears blue because

Question # 17

When refractive index of core is 1.50 and of 1.48 of cadding then find the angle of entry for an optical fibre is

Question # 18

At points where the crest (or trough) of one wave coincides with the crest (or trough) of the other wave, the wave produces

Question # 19

A sun rise or sun set the sun looks reddish because

Question # 20

Diffraction of X-ray by crystals show that

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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 Polaroid glass is used in sun glasses because
A. It is fashionable
B. It has good color
C. It is cheaper
D. It reduces the light intensity to half on account of polarization
2 The terms phase difference and path difference are:
A. Same
B. Different
C. Equal
D. None of these
3 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
4 Identify the incorrect statement
A. The distance between the objective and eye-piece is 16.02 cm
B. The angular magnification of the planet is 800
C. The image of the planet is inverted
D. The objective is larger than the eye-piece
5 Two sources are said to be coherent if they have:
A. Same amplitude
B. Same wavelength
C. Definite phase relation with each other
D. None of them
6 The resolving power of a grating spectrometer is
7 The direction of a ray of light is.......to the wave front.
A. Parallel
B. Equal
C. Opposite
D. Perpendicular
8 A spectrometer is used to find
A. Wavelength of light
B. Refractive index of the prism
C. Angle of minimum deviation of prism
D. All of these
9 When the object is closer to eye or near point, the image becomes
A. Sharp
B. Clear visible
C. Blurred
D. None of these
10 A wider objective and the use of blue light of short wavelength produces
A. Interference
B. Diffraction
C. Less diffraction
D. Polarization

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