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

A two-slit arrangement is set up to produce an interference pattern on a screen. The fringes are too close together for convenient observation. How could the distance between them be increased?

Question # 2

Television signal are converted into light signals by

Question # 3

Electromagnetic waves transport:

Question # 4

Which electromagnetic wave would cause the most significant diffraction effect for an atomic lattice of spacing around 10-10m?

Question # 5

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

Question # 6

Two monochromatic radiations X and Y are incident normally on a diffraction grating.The second order intensity maximum for X coincides with the third order intensity maximum for Y what is the ratio wavelength of X/wavelength of Y?

Question # 7

The total internal reflection takes place for glass-air boundary is then the angle is

Question # 8

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

Question # 9

Michelson interferometer is based upon

Question # 10

Graham Bell photo phone used a modulated beam of

Question # 11

An optical fiber of ______ cm in diameter id equivalent to 7.62 cm diameter bundle of ______ wires to carry the same amount of signals

Question # 12

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

Question # 13

The regular array of atoms in a crystal forms a natural diffraction grating of spacing typically

Question # 14

Ultra-violet rays differ from X-rays in that ultra - violet rays

Question # 15

Reflection of light from water, glass, snow and rough road surfaces, for larger angle of incidences, produces

Question # 16

In cause of YDS experiment, the distance between adjacent bright fringes is given by

Question # 17

A thin film is a transparent medium whose thickness with the wavelength of light are

Question # 18

For which color of light the refractive index of glass is larger

Question # 19

Which type of fibre is used to send the signals of long distances?

Question # 20

Source of light used in the fibre optic communication

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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 idea of Michelsion's interferometer is based on the
A. reflection of light
B. interference of light
C. refraction of light
D. all of them
2 X-ray diffraction has been very useful in determining structure of
A. Hemoglobin
B. Double helix structure of DNA
C. Blood speed
D. a and b
3 The minimum number of lenses used in compound microscope is
A. 1
B. 2
C. 3
D. 4
4 The property of light which does not change with the nature of the medium is:
A. Frequency
B. Amplitude
C. Wavelength
D. None of these
5 An object is placed at a distance of f/2 from a convex lens.The Image will be
A. At one of the foci,virtual and double its size
B. At,3/f real and inverted
C. At 2f,virtual and erect
D. At f,real and inverted
6 In case of destructive interference of two waves, the amplitude of the resultant wave will be ______ either of the waves
A. Greater then
B. Smaller then
C. Equal to
D. None of these
7 In YDS experiment, at the center of screen is formed a:
A. Dark fringe
B. Bright fringe
C. No fringe at all
D. None of these
8 The index of refraction of diamond is 2.0 velocity of light in diamond in m/s is
A. 6 x 108
B. 3 x 108
C. 2 x 108
D. 1.5 x 108
9 Cladding in an optical fiber is used to
A. Absorb unneccessary light
B. Produce total internal reflection
C. Transmit light
D. Filter light
10 Experimental demonstration of wave nature of light was given in 1801 by:
A. Newton
B. Maxwell
C. Thomas young
D. Compton

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