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NEST2020ChemistryThermodynamics (C)

The pressure-volume diagrams for some processes involving 1 mole of an ideal gas are indicated below The process P Q is isothermal and irreversible, while Q R is adiabatic and reversible. The correct statement(s) is(are):

Options

  1. AThe relation q 1 / T 1+q 2 / T 2=0 is not valid.
  2. BThe magnitude of q 1 and q 2 should be the same since energy is conserved.
  3. CThe entropy changes in the process R P is given by R (V 1 / V 2) .
  4. DThe cyclic process P Q R P is possible and S 0 for R P .

Correct answer

D. The cyclic process P Q R P is possible and S 0 for R P .

Step-by-step solution

No solution available.

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