i) An isothermal expansion till it reches volume 2V, and heat Q flows into the gas ii) An isobaric compression back to the original volume V iii) An isochoric increase in pressure till the original pressure P is regained. The efficiency of this cycle can be expressed as 40-2RT 4Q+3RT a) ==. c) == E= 40-2RT 4Q+ RT (b) == (d) == E= 40+2RT 4Q-3RT 40+2RT 40+ RT
i) An isothermal expansion till it reches volume 2V, and heat Q flows into the gas ii) An isobaric compression back to the original volume V iii) An isochoric increase in pressure till the original pressure P is regained. The efficiency of this cycle can be expressed as 40-2RT 4Q+3RT a) ==. c) == E= 40-2RT 4Q+ RT (b) == (d) == E= 40+2RT 4Q-3RT 40+2RT 40+ RT
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Transcribed Image Text:(i) An isothermal expansion till it reches volume 2V, and heat Q flows into the gas
(ii) An isobaric compression back to the original volume V
0
(iii) An isochoric increase in pressure till the original pressure P is regained.
The efficiency of this cycle can be expressed as
(a) ==
(c) ==
4Q-2RT
4Q+3RT
40-2RT
4Q+RT
(b) ==
(d) ==
40+2RT
4Q-3RT
40+2RT
40+ RT
Transcribed Image Text:()
One mole of monoatomic ideal gas is initially at pressure P and volume V. The gas then undergoes a
three-stage cycle consisting of the following processes:
-2
P↑
Po
To
1
2
To
Vo
To
2V0
The corresponding P-V diagram is
shown above.
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