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 typical wavelength of the signal which we sent in the optical fibre is

Question # 2

In multimode graded index fibre core and cladding has boundary

Question # 3

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

Question # 4

Diffraction is concerned with the superposition of

Question # 5

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

Question # 6

The setting of Newton's rings is

Question # 7

If the wavelength of light used in Michelsion's interferometer is 400 nm and the moveable mirror only moved throughλ/4, then the length moved will be

Question # 8

In single slit diffraction the condition for second minimum is

Question # 9

In a compound microscope the intermediate image is

Question # 10

Two sources of waves are called coherent if

Question # 11

Wavelength of light, on the average, is given by:

Question # 12

For the monochromatic beam of X-rays, the crystal planes in a lattice act like a

Question # 13

The idea of light as wave produced by

Question # 14

Plane microwaves are incident on a long slit having a width of 5 cm.The wavelength of the microwaves if the first minima is formed at 30° is

Question # 15

A line which represents the direction of travel of a wave is known as

Question # 16

The magnifying power of a simple microscope can be increased if we use eye piece of

Question # 17

A sun rise or sun set the sun looks reddish because

Question # 18

The least distance of distinct vision changes with

Question # 19

Which of the following is conserved when light waves interfere?

Question # 20

The central point in the Newton's rings is dark due to

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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 As the object is brought from a far off point to he focus, the magnification goes on
A. Increasing
B. Decreasing
C. Do not change
D. None of these
2 In case of YDS experiment, the distance of the mth bright fringe on the screen from center is
A. Y = (m + 1)λL/d
B. Y = mλL/d
C. Y = (m + 1/2)λL/d
D. None of these
3 In spectrometer the function of collimator is to produce
A. Diverging beam of light
B. Converging beam of light
C. Parallel beam of light
D. None of these
4 The Plano-convex lens used in the Newton's rings are of focal length
A. Small
B. Long
C. Very large
D. None of these
5 The astronomical telescope consists of objective and eye piece.The focal length of he objective is
A. Equal to that of the eye piece
B. Greater than that of eye piece
C. Shorter than that of eye piece
D. Five times shorter than that of the eye piece
6 The speed of light in a medium depends upon
A. Its wavelength
B. Its frequency
C. Refractive index
D. All of these
7 Longitudinal waves do not exhibit
A. Refraction
B. Reflection
C. Diffraction
D. Polarization
8 In YDS experiment, condition for constructive interference is that path difference is equal to
A. nλ
B. mλ
C. (n + 1/2)λ
D. (m + 1/2)λ
9 The terms phase difference and path difference are:
A. Same
B. Different
C. Equal
D. None of these
10 Monochromatic light means waves of:
A. Same frequency
B. Same colour
C. Same wavelength
D. All of them

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