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 resolution of microscope depends on objective's

Question # 2

The lower refractive index the fibre core has

Question # 3

Polaristion is a phenomenon associated with a certain type of wave.
Which condition must be fulfilled if the wave is to be polarised?

Question # 4

In viewing the distant objects the angle subtended at the telescope is

Question # 5

The length of the standard metre measured by Michelsion's interferometer comes out to be

Question # 6

For constructive interference path difference should be

Question # 7

The spacing between the parallel lines are served as

Question # 8

How many phone calls can be carried by single mode step index fibre

Question # 9

Which of the following theories of light are explained by the Young's double slit experiment?

Question # 10

The wavelength of X-rays is about

Question # 11

Graham Bell photo phone used a modulated beam of

Question # 12

If the slits in YDS experiment are made closer, fringe spacing will

Question # 13

Which mode can carry more than 14 TV channels or 14000 phone cells?

Question # 14

The cause of mirage observed in deserts in bright sunlight is due to:

Question # 15

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

Question # 16

Which of the following frequency ranges includes most of the electromagnetic waves emitted by the ultra - violet tubes used in a sun bed?

Question # 17

The splitting of white light into several colors on passing through a glass prism is due to

Question # 18

We can achieve polarization by

Question # 19

The ratio of fringes with for bright and dark fringes is

Question # 20

If the two reflected waves reinforce each other then the firm as seen from the parallel beam of monochromic light will look

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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 Which of the following colors suffers maximum deviation in a prism?
A. Yellow
B. Blue
C. Green
D. Orange
2 How are X-rays diffracted by crystals in X-rays crystallography?
A. they bounce off the nucleus
B. they are diffracted whey they pass from between them acting as a slit
C. they are diffracted by the electron clouds in the atoms
D. they hit the side the nucleus and change direction and thus are diffracted
3 In Newton,s rings apparatus, we also use
A. Spectroscope
B. Telescope
C. Microscope
D. Turn table
4 At what distance should a book be placed from a 50 Cd bulb so that the luminance on the book becomes 2 Im m-2
A. 50 m
B. 10 m
C. 5 m
D. 1 m
5 An optical fibre with its protective case may be typically 6.0 mm in diameter and yet it can replace bundle of copper of diameter
A. 6.79 cm
B. 6.95 cm
C. 7.52 cm
D. 7.62 cm
6 The wavelength of light is 6000°A, the number of waves continued in 0.01 m distance will be
A. 1.6 x 104
B. 3 x 103
C. 2 x 106
D. 4 x 108
7 The light signal in graded index fibre is totally confined due to
A. Total inernal reflection
B. Continuous refraction
C. Both a and b
D. Dispersion
8 Which of the following is an optically active material
A. Solution of cane sugar
B. Liquid nitrogen
C. Mercury
D. Polaroid
9 Single mode step index fibre has
A. Thick core and large cladding
B. Thick core and shorter cladding
C. Thin core and shorter cladding
D. Thin core and larger cladding
10 Zero order image formed by the grating when the angle the along the direction of normal to grating is
A. Zero
B. 90o
C. 180o
D. None of these

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