For a reversible isothermal expansion of an ideal gas

What are insulators?

The passage of electric &nbsp;current through substance &nbsp;is called _________

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A substance which allows electricity to pass through it is called:&nbsp;

Statement-I: All spontaneous processes are irreversible by themselves but can reversed by using some other techniques.Statement-II: Entropy always decreases in a spontaneous process.

For a reversible isothermal expansion of an ideal gas

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