A 500 g ball moving with a velocity of 5 m/s East has an impulse applied to it which causes its velocity to change to 20 m/s West in 7 seconds. Find the applied impulse and its resulting force.
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Step-by-step explanation:
J = Ft = mΔv =Δp
Δp = mΔV
= (5.0 kg)(2.0 m/s - 8.0 m/s)
= -30. kgm/s East
or +30. kg m/s West
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