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

X-ray diffraction has been very useful in determining structure of

Question # 2

Proportion of light in an optical fibre requires that the light-should be within the fibre

Question # 3

In case of reflection of ray within a denser medium, angle of incidnet is ______ -angle of reflection

Question # 4

In an interference fringes pattern the fringes are

Question # 5

Light waves are

Question # 6

Which of the following is the most common method to obtain polarized light?

Question # 7

Which one of the following can act approximately as a source of monochromatic light:

Question # 8

In YDS experiment, at the center of screen is formed a:

Question # 9

Wavelength of X-rays falling at a glancing angle of 30° on a crystal with atomic spacing 2 x 10-10m for first order diffraction is

Question # 10

To get three images of a single object,one should have two plane mirrors at an angle of

Question # 11

A spherical wavefront is that which has

Question # 12

The maximum size of an object as seen by the naked eye is obtained when it is placed of

Question # 13

Which of the following is an optically active material

Question # 14

The sky appears blue because

Question # 15

If the power of a lens is 4 diopters then is focal length is

Question # 16

The diffraction of light occurs, due to interference, of

Question # 17

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

Question # 18

In young's double slit experiment the separation between the slit is halved and distance between the slit and screen is doubled.The fringe width is

Question # 19

Critical angle of light passing from glass to air is minimum for

Question # 20

The central ring is bright in case of newton's ring produced 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 Maximum detail of object can be seen from a microscope wen light used is of
A. Shorter wavelength
B. Longer wavelength
C. White light
D. Any light
2 Which characteristics of wave, established the Huygen's wave theory in 1801?
A. polarization
B. interference
C. propagation
D. all of them
3 A compound microscope is consists of objective of
A. Long focal length and short focal length of eye piece
B. Objective of very short focal length and eye piece of long focal length
C. Objective of very short focal length end eye piece of also short focal length
D. None of these
4 A limited region taken on a wavefront which is far away form the source is
A. plane wavefront
B. circular wavefront
C. spherical wavefront
D. elliptical wavefront
5 The wave nature of light was first proposed by
A. Huygen
B. Thomas Young
C. Newton
D. Compton
6 When two light waves travelling in the same direction are out of phase at any point, their resultant amplitude
A. increases
B. decreases
C. remains unchanged
D. increases rapidly
7 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
8 Spectrum of sun consists of
A. Bright lines
B. Dark lines
C. Bright bands
D. Dark bands
9  In the phenomenon of interference, the bright and dark fringes are of
A. Different width
B. Equal width
C. Dark fringes are thicker than bright
D. Nona of these
10 Which one of the following phenomena is not explained by Huygen's construction of wavefront?
A. Refraction
B. Reflection
C. Diffraction
D. Origin of spectra

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