gc textbook chater 14 heat (id: 24816f634)

本题目来源于试卷: gc textbook chater 14 heat，类别为 IB物理学

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A hot iron horseshoe (mtue;,cf t ri()xg1m8whrm54 i ass 420acx0j9m7hv kthpx y( ; ya4kzxy h:= $0.4\,kg$) just forged (Fig. 14–16), is dropped into 1.35 L of water in a 0.30-kg iron pot initially at 20.0$^{\circ} C$ . If the final equilibrium temperature is 25.0$^{\circ} C$, estimate the initial temperature of the hot horseshoe.    $^{\circ} C$

参考答案: 186±2%


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