In the diagrams $(i)$ to $(iv)$ of variation of volume with changing pressure is shown. A gas is taken along the path $ABCD. $ The change in internal energy of the gas will be
  • APositive in all cases $(i)$ to $(iv)$
  • BPositive in cases $(i), (ii)$ and $(iii)$ but zero in $(iv)$ case
  • CNegative in cases $(i), (ii)$ and $(iii)$ but zero in $(iv)$ case
  • D
    Zero in all four cases
Medium
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