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Mechanical Properties of Fluids
Question
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Explain why water is produced on rubbing two blocks of ice together?

Answer

When two blocks of ice are rubbed together then there arises friction between the two blocks. The mechanical energy is converted into heat energy which melts the ice. Hence, water is produced on rubbing two blocks of ice. 

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Some More Questions From Mechanical Properties of Fluids Chapter

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?

State Zeroth law in thermo-dynamics.