A particle is moving on a circular track of radius 14 m. Particle is moving with a constant speed of 11 m/s. Calculate average speed and average velocity of particle when particle completes one and half revolution.
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Explanation:
When the particle completes 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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