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A Ball of Ice Having Mass 100 G at Time

Question 33

Multiple Choice

A ball of ice having mass 100 g at time t = 0 s is melting, and therefore losing mass, at a steady rate of 1 g/s. The ball has velocity i + 2 j at time t = 0 and is subject to a constant force F = 3 i thereafter. What is its velocity after 1 minute?


A) 10 i + 5 j
B) 10 i + 10 j
C) 4 i + 5 j
D) 4 i + 8 j
E) 10 i + 8 j

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