christiancase06
04.10.2021 •
Chemistry
a man with mass 60kg climbs up staircase having 30 step each of 10cm height in 10seconds.Calculate his power.
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Ответ:
Power = Work done * time
P = (F * d) * t
P = (mg * d) * t
d = 1 step = 10 cm
30 steps = 300 cm
300 cm = 3m
P = (60*9.8 * 3) * 10
P = 17640 Watt
P = 1.764 Kilowatt
Ответ:
4/x+6
Step-by-step explanation:
qotient= division
6 more than means adding 6 to 4/x