Question

A particle is moving along a circular path of radius 5m.
and with uniform speed 5 m/s.
What will be the average acceleration when the particle
completes half revolution :-
(1) zero
(2) 10 ms?
(3)10 पाई
4. 10 by पाई ​

Answer 1

Answer:

10 m/s

Explanation:

Given

V= 5m/s , r=5m aav=? u= -5m/s opposite direction

Distance= Rx π = 5π m

Time= distance/vi= 5π/5m/s=π second

Average acceleration

= v-u/t

= 5-(-5)/π

=10/π m/s2