What conclusion can be drawn from the boring of a brass cannon?

  • A
    Heat is a form of energy.
  • B
    Mechanical work can be converted into heat.
  • C
    Heat is a fluid called caloric.
  • D
    Both $(A)$ and $(B)$.

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Similar Questions

The statement is: "$A$ system cannot possess mechanical energy but possesses work." Correct this statement to make it $\text{TRUE}$.

Does any system possess heat or heat energy?

Is it necessary to change the volume and pressure to bring the equilibrium of a system? Why?

Assertion $(A)$: The zeroth law of thermodynamics leads to the concept of temperature.
Reason $(R)$: The zeroth law states that two systems in thermal equilibrium with a third system are in thermal equilibrium with each other.
The correct option among the following is:

When do systems at different temperatures attain thermal equilibrium as time passes?

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