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 interference fringes are of

Question # 2

Light waves produce interference when

Question # 3

The magnification of a simple microscope of focal length 5cm is

Question # 4

The brilliance of diamond is

Question # 5

What is the main cause of the shinning of diamond?

Question # 6

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

Question # 7

Zero order image formed by the grating when the angle the along the direction of normal to grating is

Question # 8

Choose the correct statement

Question # 9

In order to get interference using two light rays:

Question # 10

Light waves are:

Question # 11

When the same object is viewed at a shorter distance the image on the retina of eye is ______ and so the object appears ______

Question # 12

For constructive interference the path difference is

Question # 13

In Bragg's Equation 2d sin θ = nλ, where 'n' is

Question # 14

When light travels from one medium to another which are separated by a sharp boundary the characteristic which does not change is

Question # 15

Point out angle/angle at which the sin θ and tan θ have the same value

Question # 16

Michelson's interferometer is an instrument that is capable of measuring distance with

Question # 17

The ratio of diameters of two convex lenses is ______ the ratio of their focal lengths

Question # 18

Which of the following spectrum have all the frequencies from high to low frequency range?

Question # 19

The fringe spacing in case of red light

Question # 20

Angle between ray of light and the corresponding wave front is

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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 Which of the following is not an advantages of using optical fibres over copper cables?
A. signal attenuation
B. number of signals carried per wire
C. cost of installation
D. none of the above
2 In Young's double slit experiment, the fringe width depends on
A. wavelength of the light used
B. distance between the slits and screen
C. distance between the slits
D. all of them
3 The total magnification of a combination of two lenses having individual magnification M1 and M2 is
A. M1+ M2
B. M1M2
C. M1- M2
D. M1/ M2
4 When crest of one wave coincides with the trough of the other wave, it give rise to
A. dispersion
B. constructive interference
C. destructive interference
D. polarization
5 Which does not show polarization?
A. Longitudinal waves in gas
B. Transverse wave in gas
C. Both A and B
D. None of these
6 Wave front is the locus or all points in vibration are in the same
A. Frequency
B. Phase
C. Wavelength
D. All of these
7 The object is placed at the principle focus of a simple microscope if the focal length of the lens is 2cm what is the magnifying power of the microscope
A. 13.5
B. 12.5
C. Infinity
D. None of these
8 Newton's rings are formed as a result of
A. diffraction of light
B. dispersion of light
C. interference of light
D. polarization of light
9 Finger prints on paper are identified by sprinkling fluorescent powder on it and observing it under
A. Sun light
B. Sodium light
C. Infrared
D. UV
10 Which of the following is conserved when light waves interfere
A. Intensity
B. Energy
C. Amplitude
D. Momentum

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