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 phenomenon of polarization proves that the light waves are

Question # 2

If plane polarized light is incident on the second sheet of Polaroid, the light emitted is full light when their axes are

Question # 3

In YDS experiment, if the distance between the slits and also the distance between slits and screen is doubled, the fringe width:

Question # 4

If the cover of a red book is observed in monochromatic blue light,It will appear

Question # 5

The phenomenon of blending of around edges of an obstacle is called:

Question # 6

A typical diffraction grating has lines per centimeter

Question # 7

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 # 8

The terms phase difference and path difference are:

Question # 9

A fly is sitting on the objective of a telescope pointed towards the moons what effect is impacted in a photograph of the moon taken through the telescope

Question # 10

Fraunhofer's lines commonly visible in the sun's spectrum are examples of

Question # 11

If a lens is cut into two piece perpendicular to the principal axis and only part is used the intensity of the image:

Question # 12

If the focal of a convex lens is 5 cm then to get real and inverted image of the same size as that of object, the object should be placed at

Question # 13

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

Question # 14

Due to dispersion effects, white light source is useful for

Question # 15

We can achieve polarization by

Question # 16

The wave nature of light was proposed by

Question # 17

In Michelson interferometer if the moveable mirror is moved through a distance of 8λ then the number of fringes shifted are

Question # 18

The phenomenon of diffraction also contains the phenomenon of

Question # 19

Michelsion devised the Michelson's interferometer in

Question # 20

Consider telecommunication through optical fibers.Which of the following statements is not true?

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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 For the normal setting of a telescope
A. Only the object is at infinity
B. Only the final image is at infinity
C. Both the object and the final image is at infinity
D. Neither the object nor the final image has to be at infinity
2 Alexander graham bell transmits a voice message via a
A. Beam of light
B. Telescope
C. Compound microscope
D. Mirror
3 YDS experiment can be used to determine:
A. Grating element
B. Fringe spacing
C. Wave length of monochromatic light
D. Frequency of wave light
4 According to Huygen's principle:
A. Light travel in straight line
B. Light is a transvers wave
C. Light has dual nature
D. All point on the primary wavefront are the sources of secondary wavelets
5 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
6 When seen in green light the saffron and green portions of our National Flag will appear to be
A. Black
B. Black and green respectively
C. Green
D. Green and yellow respectively
7 A diffraction grating of length 2cm has 4000 lines The grating element is
A. 0.5 x 10-2 cm
B. 5 x 104
C. 5 x 10-4
D. 0.5 x 10-4 cm
8 When light passes through a tourmaline crystal, it becomes
A. plane polarized
B. directly polarized
C. un-polarized
D. spherically polarized
9 The resolution of microscope depends on objective's
A. Focal length
B. Material
C. Diameter
D. None of these
10 A compound microscope is consists of an eye piece  of focal length
A. Short
B. Very short
C. Large
D. Very large

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