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Mechanical Properties Of Fluids

Question

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A gas when heated at constant volume is found to exert greater pressure. Explain why?

Solution

When a gas is heated, the r.m.s velocity of the molecules increases which resulting in increase of the change in momentum of molecules on collision. Hence gas molecules exert more force and hence more pressure.

Some More Questions From Mechanical Properties of Fluids Chapter

Is it logical to say that wave motion is a process of propagation of mass?

What is common property of all types of waves?

What are different types of wave motions?

Define transverse wave motion.

Define longitudinal wave motion.

Which of the two waves - elastic waves or electromagnetic waves does need any material media for its propagation?

What is sound?

How sound is produced?

Can sound travel in vacuum?

Can two persons hear each other on the moon? Explain.

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