body is moving with a uniform speed of 5 metre per second in a circular path of radius 5 metre. The acceleration of the body is
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Explanation:
half revolution change in velocity
Δv=[5−(−5)]m/s=10m/s
Time taken to complete the half revolution is
t=
v
πr
=
5
π×5
=πs
Thus, average acceleration =
t
Δv
=
π
10
m/s
2
.
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