A hockey player strikes a puck that isinitially at rest. The force exerted by th

Question

A hockey player strikes a puck that isinitially at rest. The force exerted by the stick on the puck is961 N, and the stick is in contact withthe puck for 4.4 ms (0.0044 s). (a) Find the impulse imparted by the stick tothe puck.
1 kg · m/s

(b) What is the speed of the puck (m = 1.62 kg) just after it leaves the hockey stick?
2 m/s
A hockey player strikes a puck that isinitially at rest. The force exerted by the stick on the puck is961 N, and the stick is in contact withthe puck for 4.4 ms (0.0044 s). (a) Find the impulse imparted by the stick tothe puck.
1 kg · m/s

(b) What is the speed of the puck (m = 1.62 kg) just after it leaves the hockey stick?
2 m/s
(a) Find the impulse imparted by the stick tothe puck.
1 kg · m/s

(b) What is the speed of the puck (m = 1.62 kg) just after it leaves the hockey stick?
2 m/s

Explanation / Answer

=961(.0044)
=4.2284 kgm/s

The acceleration of the puck can be found using:
=4.2284/1.62
=2.61m/s

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