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a 4 kg head of a sledgehammer is moving at 6m/s when it strikes a spike diving it into a log. The duration of the impact is 2ms. Find the time average of the impact force.
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are u solving?
coz gotta go to sleep its 12:00 in india
Force= (change in momentum)/time Here, initial momentum= 4*6=24 kg m/s Final momentum=0 time= 2m sec so, force= (24-0)/(2*10^-3) = 12000 N
got it ty bro
Quick response indeed!
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