Pressure $(\mathrm{P})$ versus density (d) graph of an ideal gas is shown in the figure. Choose the correct…

Pressure $(\mathrm{P})$ versus density (d) graph of an ideal gas is shown in the figure. Choose the correct statement.

1. During the process $\mathrm{AB}$, workdone by the gas is positive
2. During the process $\mathrm{AB}$, workdone by the gas is negative
3. During the process $B C$, internal energy of the gas increases
4. During the process DA, internal energy of the gas remains constant

Solution

Asked in: AP EAMCET 2017 (25 Apr Shift 1)

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