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

Angular magnification of a simple microscope is given as

Question # 2

Light waves produce interference when

Question # 3

The limit of which a microscope can be used to resolve details of an object, demands

Question # 4

If the light travels in a straight line, the central region should appear

Question # 5

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

Question # 6

Ordinary light has components of vibrations in

Question # 7

Which one of the following is nearly monochromatic

Question # 8

The wavefront formed at very large distance from the source is:

Question # 9

The idea of light as wave produced by

Question # 10

Which device converts the light signals which these amplified and decoded

Question # 11

The optical fibre has a layer over the central layer is called cladding of refractive index

Question # 12

The light source in the transmitter can be

Question # 13

At points where the crest (or trough) of one wave coincides with the crest (or trough) of the other wave, the wave produces

Question # 14

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

Question # 15

Which of the following colors suffers maximum deviation in a prism?

Question # 16

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

Question # 17

When observed by transmitted light, the central band of newton's ring system consists of:

Question # 18

The eye piece of a compound microscope acts as a

Question # 19

Spectrometer using diffraction grating can measure

Question # 20

In multimode graded index fibre core and cladding has boundary

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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 In YDS experiment, data given isλ= 500 nm, L = 100 cm,Δy comes out to be
A. 0.5 cm
B. 0.5 mm
C. 0.5 nm
D. 0.5 m
2 The waves produced in a stretched string are called
A. Stationary waves
B. Mechanical waves
C. Transverse mechanical waves
D. None of these
3 A polaroid is:
A. An adjustable shutter
B. A device used to analyze polarized light
C. A device used in polarimeter
D. A light filter
4 To increase the magnification of a telescope
A. The objective lens should be of large focal length and eyepiece should be of short focal length
B. The objective and eyepiece both should be of large focal lengths
C. Both the objective and eyepiece should be of smaller lengths
D. The objective should be small focal length and eyepiece should be of large focal length
5 The speed of the secondary wavelets as mentioned in Huygen's principle is ________ the speed of propagation of the wave itself
A. Equal to
B. Greater than
C. Smaller than
D. None of these
6 In case of interference fringes:
A. Energy is destroyed at dark
B. Energy is created at bright fringes
C. Energy is transferred from dark to bright ringes
D. None of these
7 In YDS experiment, data given isλ=500 nm, d=1 mm, L=100cm,∆y come out to be:
A. 0.5 cm
B. 0.5 mm
C. 0.5 nm
D. 0.5 m
8 In case of diffraction grating, unit of grating element is:
A. Centimeter
B. Kilometer
C. As that of g
D. as that of angle
9 The limit of which a microscope can be used to resolve details of an object, demands
A. Wider objective and light of short wavelength
B. Narrow objective and light of short wavelength
C. Narrow objective and light of longer wavelength
D. None of these
10 In cause of YDS experiment, the distance between adjacent bright fringes is given by
A. Δy =λL/d
B. ΔY = L/λd
C. ΔY =λ/L
D. None of these

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