Answer:
v = 74.0m/s
Explanation:
Look at the photo.
A 50 kg boy runs and jumps with a forward velocity of 1.5 m/s into a 125 kg stationary boat.
2 answers:
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Answer:
Power = 70 W
Explanation:
Given that,
Force, F = 70 N
Height, h = 5 m
Time, t = 5 s
We need to find the power of the object. We know that,
Power = work done/time
Put all the values,
So, the required power is 70 W.