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

A typical diffraction grating has lines per centimeter

Question # 2

In Michelsion's interferometer the path difference is varied by moving

Question # 3

The variation if focal length of a lens when we pass from the central portion out words (to words the lens edges) is known as

Question # 4

If the distance of a surface from light source is doubled,then the luminance will become

Question # 5

Layer of oil on water in sunlight appears coloured due to

Question # 6

While viewing a distant object with a telescope suddenly a housefly sits on objective lens.The correct statement is that

Question # 7

In Young's double slit experiment, the widths of dark and bright fringes are

Question # 8

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

Question # 9

All of the following statements are correct except

Question # 10

In compound microscope the focal length of eye piece is

Question # 11

One angshom is equal to?

Question # 12

Polaroids are used in

Question # 13

Light appears to travels in straight lines since

Question # 14

In Micheal sons interfrometes apparatus the numbers of mirrors and glas plates are used respectively ara

Question # 15

A compound microscopes consists of objective of

Question # 16

Newton's rings are formed as a result of

Question # 17

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

Question # 18

The eye piece of a compound microscope acts as a

Question # 19

The contrast in the fringes in an interference pattern depends upon

Question # 20

The path difference involved in interference in thin films depends upon

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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 The brilliance of diamond is
A. Entirely due to refractive index
B. Entirely due to total internal reflection
C. Partly due to total internal reflection
D. None of the above
2 To get higher magnification we must use
A. Simple microscope
B. A convex lens
C. A compound microscope
D. All of these
3 The spacing between the parallel lines are served as
A. slits
B. source of light
C. opaque lines
D. fringes
4 The absence of light in the optical fibres represents the number
A. 0
B. 1
C. 2
D. -1
5 A typical diffraction grating has lines per centimeter
A. 10 to 100
B. 100 to 1000
C. 1000 to 5000
D. 400 to 5000
6 A ______ lens is used in the apparatus to get Newton,s rings
A. Plano-concave
B. Plano-convex
C. Convexo-concave
D. Double convex
7 Spectrum of sun consists of
A. Bright lines
B. Dark lines
C. Bright bands
D. Dark bands
8 Consider telecommunication through optical fibers.Which of the following statements is not true?
A. Optical fibers may have homogeneous core with a suitable cladding
B. Optical fibers can be of graded refractive index
C. Optical fibers are subject to electromagnetic interference from outside
D. Optical fibers have extremely low transmission loss
9 Whenever high magnification is desired
A. A telescope is used
B. A compound microscope is used
C. A microscope is used
D. None of these
10 Which device converts the light signals which these amplified and decoded
A. Photo cell
B. Photo diode
C. Photo transistor
D. None of these

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