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Physics

Physics
Least audible sound for most of the human ear is :

0.0002 µ bar
0.005 µ bar
10.0 µ bar
5.0 µ bar

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Physics
Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in

Convection
Radiation
Conduction
Both conduction and convection

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Physics
A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will

Have its shape changed
Increase
Remain unaffected
Decrease

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Physics
For which Diode is used ?

Modulation
Oscillation
Amplification
Purification

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Physics
It is difficult to cook rice

At the top of a mountain
Under a mine
At the sea level
Same anywhere

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Physics
Coolis tube is used to produce

X-rays
Radio waves
Micro waves
Gama rays

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MORE MCQ ON Physics

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