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

All possible process/processes to get plane polarized light

Question # 2

The speed at which light travels within the material depends upon

Question # 3

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

Question # 4

The speed of the secondary wavelets as mentioned in Huygen's principle is ________ the speed of propagation of the wave itself

Question # 5

For destructive interference the path difference is give by:

Question # 6

Maximum number of orders available with a grating is ______ grating element

Question # 7

Optical fibres are of

Question # 8

The most common method to obtain plane polarized light by using dichoric substance is:

Question # 9

In YDS experiment using white light

Question # 10

A compound microscope is consists of an eye piece  of focal length

Question # 11

Multimode step index fibre is useful for

Question # 12

An optical fiber carries data in the form

Question # 13

A spectrometer is used to find

Question # 14

Characteristics of optic fibre is/are

Question # 15

Propagation of light in an optical fiber requires that light should be

Question # 16

The setting of Newton's rings is

Question # 17

A converging lens in used to from an image on a screen when the upper half of the lens is covered by an opaque screen

Question # 18

According to the Huygen's principle, the secondary wavelets propagate in the forward direction with a speed equal to

Question # 19

Michelson,s interferometer can be used to measure

Question # 20

The light produced by a laser is all the following except

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MCAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Snell's Law is defined as
A. n1 sin θ2 = n2 sin θ
B. n sin θ1 = n1 sin θ2
C. n1 sin θ1 = n2 sin θ2
D. None of these
2 YDS experiment can be used to determine:
A. Grating element
B. Fringe spacing
C. Wave length of monochromatic light
D. Frequency of wave light
3 If f = 5 cm and d = 25 cm then the magnification will be
A. 2
B. 4
C. 5
D. 6
4 An optical fiber of ______ cm in diameter id equivalent to 7.62 cm diameter bundle of ______ wires to carry the same amount of signals
A. 0.6, aluminum
B. 6.0, copper
C. 0.6, copper
D. 6.0, aluminum
5 When the light from two lamps falls on a screen, no interference pattern can be obtained. Why is this?
A. the light from the lamps is white
B. the lamps emit light of different amlitudes
C. the light from the lamps is not coherent
D. the lamps are not point sources
6 Speed of light in vacuum depends upon:
A. Frequency
B. Wavelength
C. Amplitude
D. None of above
7 Light traveling through vacuum enters water which characteristic of light does not charge
A. Velocity
B. Frequency
C. Wavelength
D. Amplitude
8 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
A. Vertically up wards
B. Horizontally
C. At angle to the vertical which is slightly less than the critical angle
D. At an angle to the vertical which is slightly more than critical angle
9 By which principle we can locate the position of new wavefront after a later time?
A. principle of irreversibility
B. principle of light
C. Archimedes principle
D. Huygen's principle
10 In newton's rings apparatus, we also use:
A. Spectroscope
B. Telescope
C. Microscope
D. Any of these

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