Homework Help: MATH

Posted by jr on Thursday, October 27, 2011 at 7:35pm.

Suppose the mass of ball F is 0.5·kg. What is the impulse delivered to the ball by the floor?

Ball going south at velocity 4 m/s, hits floor and returns north velocity at 1 m/s

MATH - Damon, Thursday, October 27, 2011 at 8:33pm
change in velocity = +1 - (-4) = 5
impulse = mass * change in velocity = change in momentum = .5*5 = 2.5

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