Physics, asked by fabsiddiquiouas3f, 1 year ago

A boy is swinging like a pendulum he is two meter above ground at mean position and seven meter at extreme position.what will be his maximum velocity?
a)10m/sec b)100m/sec c)5m/sec
c)5m/sec d)9m/sec
Full solution please with related formula

Answers

Answered by buddy12
3
we use conservation of energy to solve it as a body has equal energy at every point
observe we have taken the boy as a point object with no dimensions otherwise our ans would have been different and we would have to apply integration
ans is option a
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