Answers

2016-02-10T15:41:54+05:30
Mass = 1.5 kg
Acceleration = 10m/s²
Initial velocity = 15m/s
Time = 2 sec
Potential energy = m*g*h
Therefore,
Distance,
S = ut+1/2 at ²
S = 15*2+1/2*10*2*2
S = 30+20
S = 50 m
Now, P.E = mgh
P.E = 1.5*10*50
P.E = 750 J
I hope it helps…………….
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