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

  • Total Questions20

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MDCAT Physics Chapter 7 Light Online Test

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Question # 1

Which does not show polarization?

Question # 2

Who confirm the wave theory of light ?

Question # 3

In light waves, the components of electric and magnetic fields are

Question # 4

An object is placed between the focus and the optical center of the convex lens. The image formed is

Question # 5

Which does not show polarization

Question # 6

Light appears to travel in straight line because

Question # 7

An optical fiber of ______ cm in diameter id equivalent to 7.62 cm diameter bundle of ______ wires to carry the same amount of signals

Question # 8

The time taken by the mirror M to rotate through an angle 2π/8 is

Question # 9

An optical fiber carries data in the form

Question # 10

If the plane polarized light is incident on the second sheet of Polaroid, no light is emitted when their axes are

Question # 11

A material having high refractive index has

Question # 12

Geometrical optics cannot give following characteristics for a microscope

Question # 13

Source of light used in the fibre optic communication

Question # 14

A point on the surface of the mirror where principle axis meets is called

Question # 15

A driver in a lake wants to signal his distress to a person sitting on the edge of the lake flashing his water proof torch He should direct the beam

Question # 16

Fringe spacing ΔY is the distance between two adjacent bring fringes on the screen is

Question # 17

Polaroids are used in

Question # 18

At certain speed, the time taken by light in moving from M to m and back to M is equal to the time taken by

Question # 19

In Michelsons interference the movable mirror is moved and a shift of two fringes is observed then the distance moved by the mirror is

Question # 20

The property of light which does not change with the nature of the medium is:

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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 Which does not show polarization
A. Longitudinal wave in gas
B. Transverse wave in gas
C. Both a and b
D. None of these
2 A double convex lens act as a diverging lens when the object is
A. Inside the focus
B. Between f and 2f
C. At the focus
D. At a large distance
3 The experimental evidence in support of wave theory in Huygen's time was
A. not present
B. not convincing
C. convincing
D. none of them
4 At certain speed, the time taken by light in moving from M to m and back to M is equal to the time taken by
A. Face 4  to 1
B. Fact 6 to 1
C. Face 3 to 1
D. Face 2 to 1
5 The twinkling of stars is due to
A. The fact that stars do not emit light continususly
B. The refractive index of the earth's atmosphere fluctuate
C. Intermittent absorption of star light by its own atmosphere
D. None of these
6 Which characteristics of wave, established the Huygen's wave theory in 1801?
A. polarization
B. interference
C. propagation
D. all of them
7 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
8 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
9 The sky appears blue because
A. Red light is absorbed
B. Blue light is scattered the most
C. Blue light is absorbed
D. It is its natural color
10 The waves propagate in space by the motion of the
A. wavelengths
B. frequencies
C. wavefronts
D. none of them

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