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

00:00
Question # 1

The direction of a ray of light is.......to the wave front.

Question # 2

The variation if focal length of a lens when we pass from the central portion out words (to words the lens edges) is known as

Question # 3

A ______ lens is used in the apparatus to get Newton,s rings

Question # 4

The angle of incidence at which angle of refraction becomes 900 is called

Question # 5

For interference to occur,the interfering beams of light must be

Question # 6

When an image formed by the objective lies at the focus of both the objective and the eye-piece, the telescope is said to be in

Question # 7

Propagation of light in an optical fiber requires that light should be

Question # 8

A convex lens of focal length 5 cm is used as magnifying glass Its magnifying power when the image is formed at infinity

Question # 9

Just before  setting the sun may appear to be elliptical This happens due to

Question # 10

In thin film colours are due to

Question # 11

Bending of light around sharp edges is known as

Question # 12

When a ray of light enters a denser medium from a rarer medium,its:

Question # 13

The medium in which speed of light is the same in all directions is called:

Question # 14

Least distance of distinct vision

Question # 15

A simple astronomical telescope consists of

Question # 16

When a ray of light goes from a denser medium into a rare medium

Question # 17

Who proposed wave theory of light

Question # 18

Alexander graham bell transmits a voice message via a

Question # 19

Frequency of red colour as compared to that of violet colour is:

Question # 20

Cladding means a layer of ______ refractive index over the central core of ______ refractive index

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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 Huygen's principle is used to study the
A. formation of wavefronts
B. propagation of wavefronts
C. nature of light
D. speed of light
2 The magnification is negative for
A. Real image
B. Virtual image
C. Sometimes for real sometimes for real
D. Only for cancave lens
3 One cannot see through fog because
A. Fog absorbs light
B. The refractive index of fog is infinity
C. Light suffers total reflection at the droplet in a fog
D. Light is scattered by the droplets in fog
4 The distance between the two mirrors can be varied by
A. Moving glass plate
B. Movable mirror
C. Compensator plate
D. None of these
5 The phenomenon of blending of around edges of an obstacle is called:
A. Interfarance
B. Defraction
C. Polorisation
D. None of above
6 An optical instrument used to see very far off objects is called
A. Telescope
B. Camera lens
C. Microscope
D. Spectrometer
7 Longitudinal waves do not exhibit
A. Refraction
B. Reflection
C. Diffraction
D. Polarization
8 In the Young's double slit experiment the separation between the slits is halved and the distance between the slits and the screen is doubled the fringe width is
A. Halved
B. Unchanged
C. Doubled
D. Quadrupled
9 If the thickness of the film and angle of incidence are such that two reflected waves cancel each other the film will look
A. Dark
B. Bright
C. May be partly bright
D. None of these
10 In order to observe interference , the interfering beams must be
A. monochromatic
B. coherent
C. either of them
D. both of them

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