Reservoir A has a temperature of 20°C, and reservoir B has a temperature of 45°C

Question

Reservoir A has a temperature of 20°C, and reservoir B has a temperature of 45°C. A heat engine is built to receive heat from one reservoir and output heat to the other reservoir. Which reservoir could provide the heat input?

either reservoir A or reservoir B

reservoir B only

reservoir A only

Reservoir A has a temperature of 20°C, and reservoir B has a temperature of 45°C. A heat engine is built to receive heat from one reservoir and output heat to the other reservoir. Which reservoir could provide the heat input?

either reservoir A or reservoir B

reservoir B only

reservoir A only

Explanation / Answer

reservoir B only

in heat engine heat flows from resrvoir of high temperature to lower temperature

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