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Emma13
Apr 23, 2012, 04:40 PM
An average net force of 25.0 N acts right on an object for 7.20 x 10^-1s. What is the change in momentum of the object?

ebaines
Apr 24, 2012, 06:05 AM
Apply the rule that impulse (force times time) equals change in momentum:


F\Delta t = m \Delta v

physic
Apr 24, 2012, 10:56 AM
P=F.t