Asked by natasha
A 500g ball moving at 72 km/h is stopped by a player in 2 sec calculate
a) initial and final momentum
b) force applied by the player
a) initial and final momentum
b) force applied by the player
Answers
Answered by
bobpursley
change 72km/hr to m/s
initial momentum= .5*v
final momentum=0
force*time=.5v-0
solve for force
initial momentum= .5*v
final momentum=0
force*time=.5v-0
solve for force
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