A pistoncylinder device contains an ideal gas. The gas undergoes two successive cooling processes by rejecting heat
Question:
1. The ratio of the final volume to the initial volume of the gas is
(a) 0.25
(d) 0.75
(b) 0.50
(e) 1.0
(c) 0.67 2. The work done on the gas by the piston is
(a) RT1/4
(d) (cv + cp) T1/4
(b) cvT1/2
(e) cv (T1 + T2)/2
(c) cpT1/2
3. The total heat transferred from the gas is
(a) RT1/4
(d) (cv + cp) T1/4
(b) cvT1/2
(e) cv (T1 + T3)/2
(c) cpT1/2
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