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A particle is moving in a circle of diameter 5m. What is its displacement when it completes 1 and a half ( 1 1/2 ) revolution
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diameter = 5m
radius = 5/2 m
Displacement is the actual area moved
that is 1/2 a revolution
because from it went from a point and back to the point and then the half
so distance moved
= πr
= 22*5/7*2
= 55/7 m
it is WRONG
Displacement is 1 and a half
no
google and see
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