Physics
pandabear2802
2017-08-21 04:38:45
a ball of mass 0.5kg is projected vertically upwards if its velocity is 3m/s at 4m high find its potential energy given that acceleration due to gravity is 10m/s^2
ANSWERS
SherrillAlhambra
2017-08-21 09:19:32

PE = mgh PE = (0.5)(10)(4) PE = 20J

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