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in Physics by (71.9k points)

A 0.2-kg hockey puck is sliding along the ice with an initial speed of 12 m/s when a player strikes it with his stick, causing it to reverse its direction and giving it a speed of 23 m/s. The impulse the stick applies to the puck is most nearly 

(A) - 2 N s 

(B) - 6 N s 

(C) - 7 N s 

(D) - 70 N s 

(E) - 120 N s

1 Answer

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by (68.7k points)
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Best answer

Correct Option :- (C) - 7 N s

Explanation :-

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