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Physics

Physics
The speed of sound travel fastest through

None of these
Liquid
Solid
Gas

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Physics
The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because

The glass of the bell jar absorbs the sound waves
The ringing is not loud enough
There is no air or any other gas in the bell jar
The bell jar is too small

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Physics
The dimension of Planck constant equals to that of

Power
Energy
Momentum
Angular momentum

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Physics
When temperature difference between liquid and its surroundings is doubled, the rate of loss of heat will:

Three times
Remain same
Double
Four times

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Physics
Ampere second could be the unit of

Energy
Charge
Conductance
Power

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Physics
When a strong beam of light is passed through a colloidal solution, the light will

Be absorbed
Pass unchanged
Be reflected
Be scattered

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MORE MCQ ON Physics

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