A 4.0 kg mass has a velocity of 12 m/s to the WEST.The 4.0 kg mass undergoes an acceleration of 2.0 m/s² to the WEST for 3.0 sec.What is the velocity of the 4.0 kg mass at the end of the 3.0 sec interval? A) 18 m/s to the WEST B) 6.0 m/s to the WEST C) 0.0 m/s D) 6.0 m/s to the EAST E) 18 m/s to the EAST

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Quizplus · Accepted Answer

The initial velocity is 12 m/s to the WEST. With an acceleration of 2.0 m/s² to the WEST for 3.0 seconds, the change in velocity is 2.0 m/s² * 3.0 s = 6.0 m/s. Therefore, the final velocity is 12 m/s + 6 m/s = 18 m/s to the WEST.

A 40 Kg Mass Has a Velocity of 12 M/s to to the WEST.The