Homework Help: physics

Posted by kwaku on Saturday, November 13, 2010 at 1:09pm.

A hockey puck of mass 0.05 kg sliding on the ice with velocity 20m/sec is stopped by a goalie in 0.10 sec. what is the magnitude and direction of the force exerted by the goalie on the puck

physics - bobpursley, Saturday, November 13, 2010 at 1:46pm
impulse = change of momentum
force*time=mass*changevelocity
solve for force.

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