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

Basic principle of an optical fibre is

Question # 2

When a movable mirror moves λ/4 distance and the light used is 400 nm, then the distance measured highly precise is

Question # 3

The fringe spacing varies directly with

Question # 4

The organic substances which shows optical rotation when they are in solution

Question # 5

Light appears to travel in straight line because

Question # 6

In the thin film, the path difference of two reflected ray depends upon

Question # 7

A driver in a lake wants to signal his distress to a person sitting on the edge of the lake flashing his water proof torch He should direct the beam

Question # 8

The resolving power of a grating spectrometer is

Question # 9

Light is a type of energy which produces sensation of

Question # 10

X-ray crystallography can be used to get what information about the structure of a compound?

Question # 11

The experimental evidence in support of wave theory in Huygen's time was

Question # 12

The digital modulation is expressed in

Question # 13

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

Question # 14

A two-slit arrangement is set up to produce an interference pattern on a screen. The fringes are too close together for convenient observation. How could the distance between them be increased?

Question # 15

Which of the following is conserved when light waves interfere?

Question # 16

Which mode can carry more than 14 TV channels or 14000 phone cells?

Question # 17

Which of the following properties show light is transverse wave in nature?

Question # 18

Which phenomenon of light takes place in Young's double-slit experiment?

Question # 19

The phenomenon of blending of around edges of an obstacle is called:

Question # 20

For interference to occur,the interfering beams of light must be

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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 time taken by light for its passage from M to m and back is
A. 2c/d
B. d/2c
C. 2d/c
D. d2/2c
2 The magnification of a compound microscope of object and eye piece of focal lengths f0and fe, respectively is
3 The critical angle for a ray of light suffering total internal reflection will be smallest for the ray traveling from
A. Water to glass
B. Water to air
C. Glass to air
D. Glass to water
4 The index of refraction of diamond is 2.0 velocity of light in diamond in m/s is
A. 6 x 108
B. 3 x 108
C. 2 x 108
D. 1.5 x 108
5 The regular array of atoms in a crystal forms a natural diffraction grating of spacing typically
A. ≈ 10-10 m
B. ≈ 10-12 m
C. ≈ 10-8 m
D. ≈ 10-9 m
6 The astronomical telescope consists of objective and eye piece.The focal length of he objective is
A. Equal to that of the eye piece
B. Greater than that of eye piece
C. Shorter than that of eye piece
D. Five times shorter than that of the eye piece
7 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
8 The most common method to obtain plane polarized light by using dichoric substance is:
A. Selective absorption
B. Reflection from different surfaces
C. Refraction from different surfaces
D. Scattering
9 In Micheal sons interfrometes apparatus the numbers of mirrors and glas plates are used respectively ara
A. 2,2
B. 2,3
C. 3,2
D. 3,3
10 Measurement of a standard metre in terms of the wavelength of red cadmium light is
A. 1,563,163.5
B. 1,553,363.5
C. 155,553.5
D. 1,553,163.5

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