A ball hits a ball with 5 m/s at 30° and rebounds with the same angle in 2 seconds .Find the Force acting on It?...Important question please right answers...
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Explanation:
Intial Velocity of ball = 5m/s
Final velocity = -5m/s (negative sign shows velocity is in opposite direction lf initial direction).
Therefore,
Force = change in momentum per unit time = dP/dt
= mass of body(5-(-5))/2 = 10m/2 = 5m Newton
Where, m is the mass of body.
Answered by
1
Explanation:
you hadn't give the mass of ball...but
see the attachment! put the values in the general formula for it...
you will get the answer!
hope it helps!
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