☰
✕

Mechanical Properties of Fluids
Question
Wired Faculty App

Although the fan throws hot air, even then it produces a sense of coolness in the body. Why?

Answer

The sweats that come out from pores of our body gets evaporated slowly. But the wind of the fan makes the process of evaporation faster. The quicker evaporation produces a greater cooling effect than the slower evaporation.

Sponsor Area

Some More Questions From Mechanical Properties of Fluids Chapter

Define Dulong and Pettit’s law of specific heat.

Who explained the correct variation of specific heat with temperature in the lower range of temperature?

Do the gases have only one value of specific heat?

What is thermometry?

Define temperature.

When two bodies will be said to be in thermal equilibrium?

If two bodies are not in thermal equilibrium, then in which direction the heat will flow?