Quiz on Physics Set 147

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Quiz on Physics Set 147 :

Question 1 : 

Light yr is a unit of
A. Current
B. Distance
C. Light
D. Time

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Correct Ans: Option B

Question 2 : 

A body moving in a circular path with a constant speed has a
A. constant kinetic energy
B. constant velocity
C. constant displacement
D. constant acceleration

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Correct Ans: Option A

Question 3 : 

Boyle's law is a relationship between
A. Volume & density
B. Volume & temperature
C. Pressure & temperature
D. Pressure & volume

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Correct Ans: Option D

Question 4 : 

The element which is commonly used in nuclear for producing electricity by nuclear fission is
A. Plutonium
B. Deuterium
C. Radium
D. Uranium

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Correct Ans: Option D

Question 5 : 

The head mirror used by ENT doctors is
A. Plano-convex
B. Convex
C. Plane
D. Concave

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Correct Ans: Option D

Question 6 : 

A moving neutron collides with a stationary a - particle. The fraction of the kinetic energy lost by the neutron is
A. 1 4
B. 1 16
C. 16 25
D. 9 25

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Correct Ans: Option C

Question 7 : 

When a person walking in bright Sunlight enters a dark room, he is not able to see clearly for a little while as
A. the iris is unable to dilate the pupil immediately.
B. the eye muscles cannot immediately adjust the focal length of the eye lens
C. the iris is unable to contract the pupil immediately.
D. the retina retains the bright images for sometime & becomes momentarily insensitive.

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Correct Ans: Option A

Question 8 : 

To measure the speed of an approaching car a police officer shines
A. light waves on it
B. ultra high frequency waves on it
C. microwaves on it
D. radio waves on it

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Correct Ans: Option D

Question 9 : 

Clouds float in the atmosphere as of their
A. low viscosity
B. low density
C. low temperature
D. low pressure

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Correct Ans: Option B

Question 10 : 

Curie point is the temperature at which
A. Matter becomes radioactive
B. Transmutation of metal occurs
C. A metal loses magnetic properties
D. A metal loses conductivity

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Correct Ans: Option C

Quiz Summary

Here the correct answers of every question in this quiz.

Q.1 [B],     Q.2 [A],     Q.3 [D],     Q.4 [D],     Q.5 [D],     Q.6 [C],     Q.7 [A],     Q.8 [D],     Q.9 [B],     Q.10 [C],    


Total Questions: 10
Your score:
Subject: Physics
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