A 20-Kg Object Has a Velocity of 4

question 33

Multiple Choice

A 2.0-kg object has a velocity of 4.0 m/s at t = 0. A constant resultant force of (2.0 + 4.0 ) 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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