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

The normal human eye can focus a sharp image of an object located anywhere form infinity to a certain point called

Question # 2

Polaroids are used in

Question # 3

Which of the following types of optical fibre has a very thin core of about 5μm diameter and has a relatively large cladding?

Question # 4

The practical use of services by optic fiber is

Question # 5

In an astronomical telescope is the objective has the focal length fo is

Question # 6

The locus of all points in a medium having same phase of vibration is called:

Question # 7

The least distance of distinct vision changes with

Question # 8

When interference of light takes place

Question # 9

Consider telecommunication through optical fibers.Which of the following statements is not true?

Question # 10

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

Question # 11

The least distance of he distinct vision is

Question # 12

The distance between the concentric wavefronts is

Question # 13

Two light sources obtained from single source are called

Question # 14

To wavelength of light by his experiment , Newton utilized:

Question # 15

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

Question # 16

In YDS experiment, the condition for constructive interference of two coherent waves is that the path difference should be

Question # 17

The bright fringes are termed as

Question # 18

A simple astronomical telescope consists of

Question # 19

The minimum distance between an object and its image in a convex lens is

Question # 20

When light passes through a tourmaline crystal, it becomes

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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 order to get interference using two light rays:
A. The sources should be monochromatic and coherent
B. The sources should have the same frequency
C. Superposition should be linear
D. All of these
2 Laws of reflection and refraction can also be explained by:
A. Particle nature of light
B. Quantum nature of light
C. Wave nature of light
D. Complex nature of light
3 Which of the following radiation will be focused farthest from a convex lens
A. X - rays
B. γ - rays
C. Microwaves
D. β - rays
4 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
5 For single slit diffraction the first minimum occurs when
A. dsinθ = λ
B. dsinθ = λ/2
C. dsinθ = 2λ
D. dsinθ = mλ
6 A typical diffraction grating has lines per centimeter is about
A. 500 to 6000
B. 400 to 5000
C. 450 to 5500
D. 425 to 5670
7 A line which represents the direction of travel of a wave is known as:
A. Spherical wavefront
B. Locus
C. Ray
D. Either B or C
8 Which of the following frequency ranges includes most of the electromagnetic waves emitted by the ultra - violet tubes used in a sun bed?
A. 5 x 105 to 5 x 108 Hz
B. 5 x 108 to 5 x 1011 Hz
C. 5 x 1011 to 5 x 1014 Hz
D. 5 x 1014 to 5 x 1017 Hz
9 Fire optics has ability to transmit
A. Thousand telephone conversation
B. Several television programs
C. Numerous data signals between stations
D. All of these
10 Wavelength of X-rays falling at a glancing angle of 30° on a crystal with atomic spacing 2 x 10-10m for first order diffraction is
A. 4 x 10-10m
B. 2 x 10-10m
C. 0.2 x 10-10m
D. 20 x 10-10m

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