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

Wavelength of light of frequency 100 Hz is

Question # 2

To observe the phenomenon of interference of light, the light should be

Question # 3

According to Young s experiment the distance between two adjacent bright fringes of blue light is _____ than for oranges light

Question # 4

The diameter of an optical fibre with its protective case may be typically

Question # 5

In compound microscope magnification of objective is 2 and magnification of eyepiece is 4 magnification of compound microscope is

Question # 6

The minimum number of lenses used in compound microscope is

Question # 7

At what distance should a book be placed from a 50 Cd bulb so that the luminance on the book becomes 2 Im m-2

Question # 8

Commercial polarizing material is

Question # 9

According to the Huygen's principle, the secondary wavelets propagate in the forward direction with a speed equal to

Question # 10

In compound microscope image formed is

Question # 11

If tube length of astronomical telescope is 105 cm and magnifying power is 20 for normal setting calculate the focal length of objective

Question # 12

When an image formed by the objective lies at the focus of both the objective and the eye-piece, the telescope is said to be in

Question # 13

The optical resolution of microscope or a telescope tells us how close together, the two point sources of light can be so that they are still seen as two separate sources

Question # 14

A shortsighted person can see clearly

Question # 15

Critical angle of light passing from glass to air is minimum for

Question # 16

The angle of incidence at which angle of refraction becomes 900 is called

Question # 17

In Newton s rings the central spot appears dark due to

Question # 18

To find wavelength of light by his experiment. Newton utilized:

Question # 19

Propagation of light in an optical fibre requires that the light should

Question # 20

How the fringe spacing varies as the separation of the slits increases

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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.

Top Scorers Of MDCAT Physics Chapter 7 Light Online Test MCQ`s Test

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MCAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 For obtaining equal and same height mirror should be
A. Convex
B. Concave
C. Plane
D. None
2 Michelsion devised the Michelson's interferometer in
A. 1981
B. 1891
C. 1851
D. 1881
3 Resolving power of a telescope depends on:
A. The magnification of eyepiece
B. The focal length of objective lens
C. Diameter of objective lens
D. Refractive index of objective lens
4 The path difference involved in interference in thin films depends upon
A. Thickness and nature of thin films
B. Angular of incidence of light
C. Nature of media on both sides of thin film
D. All of these
5 A converging lens in used to from an image on a screen when the upper half of the lens is covered by an opaque screen
A. Half the image will disappear
B. No change either in size or in intersity
C. Intensity of image will increase
D. Intensity of the image will decrease
6 Longitudinal waves do not exhibit
A. Refraction
B. Reflection
C. Diffraction
D. Polarization
7 An image formed by a concave lens is always
A. Virtual
B. Real
C. Inverted
D. None of these
8 When a ray of light enters a denser medium from a rarer medium,its:
A. Wavelength increases
B. Velocity increases
C. Frequency decreases
D. Wavelength decreases
9 The fringe spacing varies directly with
A. Distance L
B. Light of wavelength λ
C. Phase coherence
D. All of these
10 What is the time taken by light to travel 4 mm in a material of refractive index 3
A. 4 x 10-11 s
B. 2 x 10-11 s
C. 16 x 10-11 s
D. 8 x 10-11 s

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