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Mechanical Properties of Fluids
Question
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What is free (natural) convection?

Answer

Free convection takes place from bottom to top when liquids or gases are heated.
Gravity is necessary for convection to take place.

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Some More Questions From Mechanical Properties of Fluids Chapter

What is periodic motion?

What is an oscillatory motion?

What is time period?

Define frequency.

What is the condition for motion to be simple harmonic motion?

In the displacement equation y = r sin(ωt/ + ϕ) what does ϕ called and what information does it give?

What determines the natural frequency of an oscillator?

Is there any relation between uniform circular motion and simple harmonic motion?

What is periodic motion?