Asked by hannah
a)339 Cal to kilowatt-hours
Answers
Answered by
drwls
It is important to distinguish Calories (with a capital C) from gram-calories.
339 Cal = 339,000 cal = 1.417*10^6 J
1 J = 1 Watt*second. For kW*h, multiply by 10^-3 kW/W * 1h/3600 s
I get 0.394 kWh
339 Cal = 339,000 cal = 1.417*10^6 J
1 J = 1 Watt*second. For kW*h, multiply by 10^-3 kW/W * 1h/3600 s
I get 0.394 kWh
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