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A 20-Kg Object Has a Velocity of 4

Question 65

Multiple Choice

A 2.0-kg object has a velocity of 4.0 î m/s at t = 0.A constant resultant force of (2.0 î0 + 4.0 ĵ ) N then acts on the object for 3.0 s.What is the magnitude of the object's velocity at the end of the 3.0-s interval?


A) 9.2 m/s
B) 6.3 m/s
C) 8.2 m/s
D) 7.2 m/s
E) 7.7 m/s

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