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 regular array of atoms in a crystal has spacing of the order of

Question # 2

The colour of light is determined by is

Question # 3

Colours seen on oily water surface by the incident white light is due to

Question # 4

A shortsighted person can see clearly

Question # 5

When the object is closer to eye or near point, the image becomes

Question # 6

An object is placed at a distance 18 cm from a convex lens. The image is formed at a distance of 9 cm the focal length of the lens is

Question # 7

A glass plate on which a large number of very fine equidistant parallel lines are drawn is called

Question # 8

Analyzer is use to

Question # 9

Diffraction is concerned with the superposition of

Question # 10

The distance between two concentric wave fronts is

Question # 11

The distance between the top adjacent slits on diffraction grating is called

Question # 12

The wavelength of light is 6000°A, the number of waves continued in 0.01 m distance will be

Question # 13

The light signal in an optical fibre requires that the light should

Question # 14

When a ray of light goes from a denser medium into a rare medium

Question # 15

Geometrical optics cannot give following characteristics for a microscope

Question # 16

A lens of 2 cm focal length is to be used as a magnifying glass. Its magnification is

Question # 17

The path difference and phase difference are related to each other as

Question # 18

Telescope is an optical device used for viewing

Question # 19

In a simple microscope if the final image is located at infinity then its magnifying power is

Question # 20

The wave length of x-rays is of the order 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 An object is placed between two parallel mirrors the number of images formed is
A. 2
B. 4
C. 8
D. Infinite
2 If the focal of a convex lens is 5 cm then to get real and inverted image of the same size as that of object, the object should be placed at
A. 5 cm
B. 10 cm
C. 15 cm
D. 20 cm
3 Such a surface on which all the points have the same phase of vibration is known as
A. wavefront
B. amplitude
C. displacement
D. all of them
4 The fine rulings on a compact disc as a diffraction grating but each line is wide like
A. 0.01 μm
B. 0.5 μm
C. 0.05 μm
D. 0.6 μm
5 In case of point source of light, shape of wavefront is:
A. Spherical
B. Cylindrical
C. Plane
D. None of these
6 The fringe spacing in case of red light
A. Increases
B. Decreases
C. Remains the same
D. None of these
7 A glass plate on which a large number of very fine equidistant parallel lines are drawn is called
A. convex lens
B. thin film
C. diffraction grating
D. interferometer
8 In which mode, the refractive index steps down form 1.52 to 1.48 at the boundary with the cladding?
A. Single mode step index
B. multimode step index
C. multimode graded index
D. all of them
9 When the light waves of the same frequency and amplitude travelling in the same direction superimose each other , they give rise to
A. interference
B. diffraction
C. dispersion
D. polarization
10 A compound microscope is consists of an eye piece  of focal length
A. Short
B. Very short
C. Large
D. Very large

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