Physics Questions

Q:

In _____________ motion of a body its velocity varies with time.

A) uniform B) linear
C) equilibrium D) non-uniform
 
Answer & Explanation Answer: D) non-uniform

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Q:

Which is the form of energy that does NOT occur while riding a bicycle?

A) Heat energy B) Kinetic energy
C) Chemical energy D) Mechanical energy
 
Answer & Explanation Answer: C) Chemical energy

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Q:

Rectifiers convert _____.

A) high voltage to low voltage B) low voltage to high voltage
C) AC to DC D) DC to AC
 
Answer & Explanation Answer: C) AC to DC

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Q:

A spoon which looks bent is an example of which of the following?

A) Reflection B) Refraction
C) Retention D) Focus
 
Answer & Explanation Answer: B) Refraction

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Q:

If the resistance of a conductor is doubled, the current gets halved. This is because

A) I = V - R B) I = V/R
C) I = Rn/V D) I = VR
 
Answer & Explanation Answer: B) I = V/R

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Q:

The instrument used for measuring air pressure is called .....

A) Anemometer B) Barometer
C) Hygrometer D) Thermometer
 
Answer & Explanation Answer: B) Barometer

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Q:

What is the SI unit of pressure?

A) Newton B) Weber
C) Pascal D) Henry
 
Answer & Explanation Answer: C) Pascal

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Q:

What is the type of Energy possessed by a stretched rubber band?

A) Potential energy B) Kinetic energy
C) Chemical energy D) Thermal energy
 
Answer & Explanation Answer: D) Thermal energy

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