a girl of mass 40 kg runs up the stairs which is 8m from the ground in 10s find the power of this girl
Answers
Answered by
0
Answer:
80
Explanation:
40×10÷8 for find this power
Answered by
0
Answer: mass=40kg
h=S=8m (height)
t=5sec
g=a=10m/s²
i)F=ma
=>F=mg
=>F=40×10
=>F=400N
ii)W=FS
=>W=Fh
=>W=400×8
=>W=3200J
iii)P=W/t
=>P=3200/5
=>P=640W
Explanation:
Similar questions