What amount of heat did the heat engine receive in an hour, if its useful power is equal to 2 kilowatts, and the efficiency is 12%
| November 26, 2020 | education
The amount of heat = power multiplied by time and divided by efficiency.
The amount of heat = 2000 W * 3600 seconds / 0.12 = 60 mJ.
The answer is the amount of heat = 60 mJ.
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