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

The refracting edge of the prism must be parallel to the axis of rotation of the telescope, so that the turn table is leveled using

Question # 2

Such a surface on which all the points have the same phase of vibration is known as

Question # 3

The index of refraction of diamond is 2.0 velocity of light in diamond in m/s is

Question # 4

Propagation of light in an optical fibre requires

Question # 5

The plane of polarization is rotated many degrees when a thickness of such crystal is

Question # 6

A convex lens is dipped in a liquid whose refractive index is equal to the material of the lens. Then its focal length will become

Question # 7

Using a graded index fibres the time difference is reduced to about

Question # 8

With tremendous information carrying capacity is called

Question # 9

One angstrom equal:

Question # 10

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

Question # 11

The time taken by the mirror M to rotate through an angle 2π/8 is

Question # 12

Choose the correct statement

Question # 13

Two sources of waves are called coherent if

Question # 14

The wavelength of light is 6000°A, the number of waves continued in 0.01 m distance will be

Question # 15

The path difference involved in interference in thin films depends upon

Question # 16

Light traveling through vacuum enters water which characteristic of light does not charge

Question # 17

Laws of reflection and refraction can also be explained by:

Question # 18

Newton's rings are:

Question # 19

A new type of optical fibre in which central core has high refractive index and its density gradually decreases towards its periphery is called

Question # 20

Which effect provides direct experiment evidence that light is a transverse rather than a longitudinal,wave motion?

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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 In which of the optical fibres, the propagation of light signal is through continuous refraction?
A. multi-mode step index fibre
B. multi-mode graded index fibre
C. both of them
D. none of them
2 In multi-mode step index optical fibre, that layer is called cladding which has
A. higher refractive index
B. lower refractive index
C. both of them
D. none of them
3 All possible process/processes to get plane polarized light
A. Reflection from different surfaces
B. Refraction through crystals
C. Scattering by small particles
D. All of these
4 Reflection of light from water, glass, snow and rough road surfaces, for larger angle of incidences, produces
A. images
B. bright images
C. interference
D. glare
5 Whenever high magnification is desired
A. A telescope is used
B. A compound microscope is used
C. A microscope is used
D. None of these
6 Analyzer is use to
A. Polarize the light
B. Un-polarize the light
C. Check whether the light is polarized or un polarized
D. Rotate the plane of polarized light
7 Newton's rings are formed due to
A. Refraction of light
B. Diffraction of light
C. Interference of light
D. None of these
8 If the plane polarized light is incident on the second sheet of Polaroid, no light is emitted when their axes are
A. Parallel to each other
B. Perpendicular to each other
C. In between two positions
D. None of these
9 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
10 Michelsion devised the Michelson's interferometer in
A. 1981
B. 1891
C. 1851
D. 1881

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