A heat engine is involved with exchange of heat of 1915 J, -40 J, +125 J QJ, during one…
Physics · NEET · NTA Exams — Thermodynamics
A heat engine is involved with exchange of heat of 1915 J, -40 J, +125 J QJ, during one cycle achieving an efficiency of 50.0%. The value of Q is:
- 640 J
- 400 J
- 980 J
- 40 J
Answer
(B) 400 J
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