本题目来源于试卷: Particulate Nature of Matter B.4 Thermodynamics，类别为 IB物理学
[单选题]
An engine operates a1b)70oy1 / u q )g2ocde30fsa cohcrzft hotxi3s(r(5 kih f9du,hs reservoir temperature of $500\,K$ and cold reservoir temperature of $300\,K$. The output work of the engine is $100J$ and its efficiency is half that of a Carnot engine operating at the same temperatures.
What is the quantity of heat supplied by the hot reservoir?
A. 20J
B. 200J
C. 333J
D. 500J
参考答案: D
本题详细解析:
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