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Physics

Physics
Heat transfer by conduction occurs when molecules

None of these
Heated
Combine
Collide

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Physics
An aircraft can perform aerobatic manoeuvres in a vertical loop because of

Centrifugal force
Centripetal force
Weight
Gravity

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Physics
The dimension of Planck constant equals to that of

Power
Angular momentum
Momentum
Energy

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Physics
When hot-water is sprinkled on a hotter glass tumbler, it breaks because

Glass suddenly contracts
Glass reacts chemically with water
Water evaporates
Glass suddenly expands

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Physics
The dimension of which of the following is the same as that of impulse ?

Change in the rate of momentum
Momentum
Torque
Volume

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Physics
The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as

Ultrasonics
Megasonics
Infrasonics
Audible sounds

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MORE MCQ ON Physics

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