BOY OF MASS 10KG CLIMB UP TEN STEPS EACH OF HEIGHT 0.2CM IN 20SECS.CALCULATE THE POWER OF THE BOY
Answers
Answered by
5
Answer:
Explanation:
Mass of boy =10kg
No of steps =10
Each step height =0.2 cm
Time = 20 sec
Take g = 10 m/s2
Height of 10 steps =10×0.2 =0.002m
F=ma
F=10×10
=100N
W=f × s
W=100× 0.002
= 0.2 J
P =watt/time
=0.2÷20
=0.01 w
Similar questions