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

Plane microwaves are incident on a long slit having a width of 5 cm.The wavelength of the microwaves if the first minima is formed at 30° is

Question # 2

The light source used in multimode step index fibre is

Question # 3

Conditions for interference are that the two sources should be coherent and

Question # 4

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

Question # 5

Fiber optics also used to transmit light

Question # 6

The magnifying power of a compound microscope can be increased if we use objective lens of

Question # 7

Michelesion's interferometer is an instrument usually used to measure

Question # 8

Characteristics of optic fibre is/are

Question # 9

YDS experiment can be used to determine:

Question # 10

In Young s double slit experiment the separation between the slits in halved and the distance between the slits and the screen is doubled the fringe with will

Question # 11

The fine rulings on a compact disc as a diffraction grating but each line is wide like

Question # 12

All possible process/processes to get plane polarized light

Question # 13

The medium in which speed of light is the same in all directions is called:

Question # 14

The ratio of size of the image to the size of the object is called

Question # 15

A convex lens of focal length 5 cm is used as magnifying glass Its magnifying power when the image is formed at infinity

Question # 16

The property of bending of light around the obstacle is known is

Question # 17

Due to dispersion effects, white light source is useful for

Question # 18

An optical instrument used to see very far off objects is called

Question # 19

In young's slit experiment on interference the ratio of the intensities of a bright band and a dark band is 6 : 1 the ratio of the amplitudes o the interfering waves is

Question # 20

Experimental demonstration of wave nature of light was given in 1801 by:

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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 property of bending of light around the obstacle is known is
A. Interference
B. Polarization
C. Diffraction
D. None of these
2 Which one the following gives three regions of electromagnetic sepctrum in order of increasing wavelength?
A. Gamma rays, micro waves, visible light
B. Radio waves, ultraviolet waves, X-rays
C. Ultraviolet rays, Infrared rays, micro waves
D. Visible light, gamma rays, radio waves
3 Sky seems blue due to
A. Diffraction
B. Polarization
C. Dispersion
D. Scattering
4 Michelesion's interferometer is an instrument usually used to measure
A. intensity of light
B. speed of light
C. wavelength of light
D. dispersion of light
5 Which one of the following phenomenon cannot be explained by the wave theory of light ?
A. Reflection
B. Refraction
C. Photoelectric effect
D. Diffraction
6 Least distance of distinct vision
A. Decrease with increasing age
B. Increases with increasing age
C. Does not vary with age
D. May increase or decrease with age
7 An optical fiber carries data in the form
A. Lights signals
B. Sound signals
C. A wave
D. A particle
8 The distance between the objective and eye-piece of a telescope in normal adjustment is
A. f/0-fe
B. f0+fe
C. 2fe-fe
D. None of these
9 The image of an object 5 mm length is only 1 cm high. The magnification of the lens is
A. 1
B. 0.2
C. 2
D. 0.1
10 The resolving power of a grating spectrometer is

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