Consider a heat engine as shown in Fig. Q1 and Q2 are heat added to heat bath T1 and heat taken from T2 in one cycle of engine. W is the mechanical work done on the engine. If W > 0, then possibilities are:
This is a multiple choice answer as classified in NCERT Exemplar
(a), (c) Q1= W+Q2
W=Q1-Q2>0
Q1>Q2>0
We can also write Q21
<p><span data-teams="true">This is a multiple choice answer as classified in NCERT Exemplar</span></p><p> (a), (c) Q<sub>1</sub>= W+Q<sub>2</sub></p><p>W=Q<sub>1</sub>-Q<sub>2</sub>>0</p><p>Q<sub>1</sub>>Q<sub>2</sub>>0</p><p>We can also write Q<sub>2</sub>1</p>
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