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

Magnification of a convex lens is

Question # 2

A double convex lens acts as a diverging lens when the object is

Question # 3

Calculate the critical angle when core refractive index is 1.50 and cladding of refractive index 1.48

Question # 4

If the moveable mirror in Michelsion's interferometer moves a distanceλ/2, the path difference changes by

Question # 5

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

Question # 6

Spectrometer using diffraction grating can measure

Question # 7

 In the phenomenon of interference, the bright and dark fringes are of

Question # 8

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

Question # 9

Which of the following phenomenon cannot take place if we consider light as longitudinal wave?

Question # 10

Single mode step index fibre has a very thin core of about diameter

Question # 11

Polaroid glass is used in sun glasses because

Question # 12

Which of the following is not an application of polarization

Question # 13

The contrast in the fringes in an interference pattern depends upon

Question # 14

Conventionally, all the distances p, q, f, are measured from ______ of the lens

Question # 15

Speed of light in vacuum depends upon:

Question # 16

The optical fibre is covered for protection with

Question # 17

When the light waves of the same frequency and amplitude travelling in the same direction superimose each other , they give rise to

Question # 18

In Michelsion's interferometer, if a dark fringe is seen in the beginning, the next dark fringe will appear by moving the moveable mirror through a distance

Question # 19

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

Question # 20

When the object is closer to eye or near point, the image becomes

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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 The magnification of a compound microscope of object and eye piece of focal lengths f0and fe, respectively is
2 A shortsighted person can see clearly
A. Near objects
B. Far objects
C. Objects at 25 cm
D. Objects at infinity
3 In which mode, the refractive index steps down form 1.52 to 1.48 at the boundary with the cladding?
A. Single mode step index
B. multimode step index
C. multimode graded index
D. all of them
4 Spectrometer can measure quite accurately prism
A. Deviation of light by a glass prism
B. Angle of prism
C. Refractive index of the material of prism
D. None of these
5 Successive dark and bright fringes are formed each time the moveable mirror in Michelsion's interferometer is moved a distance
A. λ/2
B. λ/4
C. λ
D. 3/2λ
6 The splitting of white light into several colors on passing through a glass prism is due to
A. Refraction
B. Reflection
C. Interference
D. Diffraction
7 Which one of the following phenomenon cannot be explained on the bases of Huygen's theory?
A. Refraction
B. Reflection
C. Diffraction
D. Formation of spectrum
8 Spherical aberration can be reduced by using
A. Convex lens
B. All the portions of the lens
C. Central portion of the lens
D. Upper portion of the lens
9 Geometrical optics cannot give following characteristics for a microscope
A. Image position
B. Image size
C. Resolution of image
D. Any of the above
10 Which effect provides direct experimental evidence that light is a transverse rather than a longitudinal wave motion?
A. Light can be diffracted
B. Two coherent light waves can be made to interfere.
C. The intensity of light from a point source falls off inversely as the square of the distance from the source
D. Light can be polarized

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