cgattis6935
02.09.2021 •
Physics
When I person is asleep, his power output is 50W. If the person sleeps from 11:00pm to 7:00am, how many kilojoules of energy has he expended?
A. 25 kJ
B. 240 kJ
C. 288 kJ
D. 1400 kJ
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Ответ:
$34.40
Step-by-step explanation:
26.46 ×30% = 7.94
26.46+7.94= 34.4