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Question

In a room where g = 9.81 m/s2, a hockey puck slides off the edge of a platform with an initial velocity of 28.0 m/s horizontally. The height of the platform above the ground is 2.00 m. What is the speed of the puck just before it hits the ground? Ignore air.
A) 48.2 m/s
B) 28.7 m/s
C) 28.0 m/s
D) 26.3 m/s
E) 6.26 m/s

Answer

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