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

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MDCAT Physics Chapter 7 Light Online Test

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Question # 1

A ray of light always points

Question # 2

A _____ lens is used in the apparatus to get newton's ring:

Question # 3

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 # 4

A compound microscopes consists of objective of

Question # 5

Can two lights of car can produce interference

Question # 6

A double convex lens acts as a diverging lens when the object is

Question # 7

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

Question # 8

In Newton s rings the central spot appears dark due to

Question # 9

The fringe spacing in case of blue light

Question # 10

Newton's rings are formed as a result of

Question # 11

Angle between ray of light and the corresponding wavefront is:

Question # 12

The contrast in the fringes in an interference pattern depends upon

Question # 13

The blending of light when it passes from one medium to another is known as:

Question # 14

Two sources of light are said to be coherent when the waves produced by them have

Question # 15

The distance between the concentric wavefronts is

Question # 16

YDS experiment can be used to determine:

Question # 17

The magnification is negative for

Question # 18

How many fringes will pass a reference point if the moveable mirror of a Michelson s interferometer is moved 0.06 mm The wavelength of light used is 5.89 x10-3 mm

Question # 19

Spectrometer can be used to

Question # 20

Diffraction is concerned with the superposition of

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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 the slits in YDS experiment are made closer, fringe spacing will
A. Increase
B. Decrease
C. Remain same
D. None of these
2 The phenomenon of diffraction also contains the phenomenon of
A. Polarization
B. Interference
C. Dispersion
D. None of these
3 Mirage is a phenomenon due to
A. Reflection of light
B. Refraction of light
C. Total internal reflection of light
D. Diffraction of light
4 Phase change of 180° is equivalent to a path difference of
A. 2λ
B. λ
C. λ/2
D. λ/4
5 If the red light is replaced by blue light illuminating the object in a microscope the resolving power of the microscope
A. Decreases
B. Increases
C. Gets halved
D. Remains unchanged
6 The light which has components in all directions is called
A. unpolarized light
B. polarized light
C. intense light
D. none of them
7 The minimum distance between a source and the screen for which a real image is possible with a convex lens is
A. Its focal length
B. Twice the focal length
C. Four times the focal length
D. Square of the focal length
8 An optical fibre with its protective case may be typically 6.0 mm in diameter and yet it can replace bundle of copper of diameter
A. 6.79 cm
B. 6.95 cm
C. 7.52 cm
D. 7.62 cm
9 The phenomenon of polarization proves that the light waves are
A. Transverse wave
B. Longitudinal waves
C. Stationary waves
D. None of these
10 The light waves and radio waves differ in
A. Speed
B. Frequency
C. Wavelength
D. Both B and C

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