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Question: Answered & Verified by Expert
In the P-V diagram below the dashed curved line is an adiabat,


For a process that is described by a straight line joining two points $X$ and $Y$ on the adiabat (solid line in the diagram) heat is : (hint : Consider the variations in temperature from $X$ to $Y$ along the straitght line)
PhysicsThermodynamicsKVPYKVPY 2013 (SB/SX)
Options:
  • A absorbed throughtout from $X$ to $Y$
  • B released throughout from $\mathrm{X}$ to $\mathrm{Y}$
  • C absorbed from $\mathrm{X}$ up to an intermediate point $\mathrm{Z}$ (not shown in the figure) and then released from $\mathrm{Z}$ to $\mathrm{Y}$
  • D released from $X$ up to an intermediate point $Z$ (not shown in the figure) and then absorbed from $Z$ to $Y$
Solution:
1467 Upvotes Verified Answer
The correct answer is: absorbed from $\mathrm{X}$ up to an intermediate point $\mathrm{Z}$ (not shown in the figure) and then released from $\mathrm{Z}$ to $\mathrm{Y}$
from graph

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