Answers
1.5 m/s, so the answer would be a)
.The answer is choice a
.
Momentum Before = Momentum After
(1 Kg) • (6.3 m/sec) + (3 Kg) • (0) = (1 + 3) • (V)
6.3 = 4V
V = 1.575 m/sec
V = 1.6 m/sec (rounded)
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