Physics Questions

Q:

What are the two kinds of Rotatory motion?

A) Spin and Vibrational motion B) Spin and Projectile motion
C) Spin and Orbital motion D) Spin and Translatory motion
 
Answer & Explanation Answer: C) Spin and Orbital motion

Explanation:
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Q:

A projectile launched at____ degree angle has the greatest range?

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Q:

The reverse effect of X-ray emission is

A) Raman effect B) Compton effect
C) Zeeman effect D) Photo-electric effect
 
Answer & Explanation Answer: D) Photo-electric effect

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Q:

For an object, the state of rest is considered to be the state of ______ speed.

A) increasing B)
C) inverse D) zero
 
Answer & Explanation Answer: D) zero

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Q:

The humidity of the air depends upon

A) Weather B) Temperature
C) Location D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Humidity means the amount of watervapour present in the atmosphere. It depends on weather, location and temperature of the place.

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Q:

What is the unit of the physical quantity "Stress"?

A) newton second B) steradian
C) pascal D) joule
 
Answer & Explanation Answer: C) pascal

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Q:

The unit of energy in MKS system is

A) Joule B) Ohm
C) Erg D) Volt
 
Answer & Explanation Answer: A) Joule

Explanation:

The unit of energy in MKS system is Joule.

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Q:

The impression of an image persists on the retina for about _________ of a second.

A) 1/10th B) 1/8th
C) 1/16th D) 1/5th
 
Answer & Explanation Answer: C) 1/16th

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