A heat engine is involved with exchange of heat of 1915 J, –40J, + 125J and –QJ, during one cycle achieving an efficiency of 50.0%. The value of Q is: 1) 980 J 2) 640 J 3) 40 J 4) 400 J
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A heat engine is involved with exchange of heat of 1915 J, –40J, + 125J and –QJ, during one cycle achieving an efficiency of 50.0%. The value of Q is:
- 1) 980 J
- 2) 640 J
- 3) 40 J
- 4) 400 J
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