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Mechanical Properties of Fluids
Question
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An air bubble is released from the bottom of tank. What happens to the size of air bubble as it rises upward in the tank?

Answer

As the bubbles rises up, the pressure inside the bubble decreases and hence the size of bubble increases.

The size of the bubble increases because as the bubble rises up, pressure inside the bubble decreases.

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Some More Questions From Mechanical Properties of Fluids Chapter

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.

Can electromagnetic wave propagate in vacuum?

Can we listen in vacuum?

Which of the two moves forward during wave motion - particle or disturbance?

What type of wave is sound wave when it travels in air?

What type of wave is sound wave when it travels in solids?