One kilowatt hour is equal to_________?
Correct answer: D. 860 k cal.
- A. 532 k cal.
- B. 735 k cal.
- C. 746 k cal.
- D. 860 k cal.
Explanation
One kilowatt-hour equals 3.6 MJ, and 1 kcal is approximately 4.187 kJ; hence 3,600 ÷ 4.187 is about 860 kcal. The other values are not the standard energy conversion.
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