P21_047 - 47. (a) We use = |W/QH | . The heat absorbed is |...

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47. (a) We use ε = | W/Q H | . The heat absorbed is | Q H | = | W | ε = 8 . 2kJ 0 . 25 =33kJ . (b) The heat exhausted is then | Q L | = | Q H |−| W | =33kJ 8 . 2kJ=25 kJ . (c) Now we have
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