The heat energy dissipated by a 40-watt heater in 1 hour is?
Everyday Science / Branch of Science — Multiple-choice practice
- A. 14400 J
- B. 1440 J
- C. 144000 J
- D. 1440000 J
Correct answer
144000 J
Explanation
Explanation Energy = Power × Time = 40 W × 3600 s = 144000 J
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