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

At the point of contact of the lens and the glass plate, the incident and reflected rays interfere

Question # 2

In light waves, the components of electric and magnetic fields are

Question # 3

For a point source of light the wave front produced are

Question # 4

The lower refractive index the fibre core has

Question # 5

Colour of thin film will not show result from

Question # 6

In Young s double slit experiment if we use white light then

Question # 7

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

Question # 8

Two lenses of power +12 and -2 diopters are placed in contact the power of combination is

Question # 9

The phenomenon is found to be prominent when size of the opening (aperture) is

Question # 10

If the magnification M1 = 20.0 for objective and M2 = 12.0 then total magnification is

Question # 11

The distance between two concentric wave fronts is

Question # 12

The distance between the objective and eye-piece of a telescope in normal adjustment is

Question # 13

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

Question # 14

Which of the following colors suffers maximum deviation in a prism?

Question # 15

The transmission of information by light waves may be

Question # 16

The length of a telescope is 36 cm.The focal lengths of its lenses can be

Question # 17

If the focal length of the eye piece 25.0 mm find its magnification

Question # 18

If focal length of objective is increased

Question # 19

The typical example/examples of optically active crystals

Question # 20

The Plano-convex lens used in the Newton's rings are of focal length

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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 YDS experiment, data given isλ= 500 nm, L = 100 cm,Δy comes out to be
A. 0.5 cm
B. 0.5 mm
C. 0.5 nm
D. 0.5 m
2 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
3 In the formulaαamino = 1.22λ/D, D denotes
A. Distance between source and the object
B. Diameter of lens
C. Power of the lens in Diopters
D. None of these
4 Multi-mode step index fibre index fibre is used to send
A. white light
B. green light
C. a strong monochromatic light
D. yellow light
5 According to Young s experiment if frequency of light used is halved then fringe width becomes
A. 2/3
B. Double
C. Remains constant
D. Fringe
6 Multimode step index fibre is useful for
A. short distance
B. long distance
C. both a and b
D. none of them
7 A monochromatic source of light gives light of
A. one colour
B. two colours
C. four colours
D. seven colours
8 To get high resolving power for a telescope one should use
A. Objective of large aperture
B. Objective of large focal length
C. Eye piece of large focal length
D. Eye piece of small focal length
9 Which of the following theories of light are explained by the Young's double slit experiment?
A. wave theory of light
B. particle nature of light
C. dual nature of light
D. corpuscular nature of light
10 The optical resolution of microscope or a telescope tells us how close together, the two point sources of light can be so that they are still seen as two separate sources
A. Angular magnification
B. Resolution
C. Magnification
D. None of these

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