Ahmed is standing stationary on ice holding a 6.00 kg bowling ball. When he throws the ball horizontally with a speed of 8.00 m/s, he moves in the opposite direction with a speed of 0.764 m/s. What is Ahmed’s mass, in units of kg?
You may assume that the ice is frictionless
answer with 4 decimal
By conservation of linear momentum:
Initial momentum = final momentum
0 = 6 x 8 + m x (-0.764)
So, m = 8 x 6 / 0.764
= 62.8272 kg
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