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Question
The velocity of a particle moving along the x axis changes from vito vf. For which values of viand vfis the total work done on the particle positive?
A) vi= 5m/s, vf= 2m/s
B) vi= 5m/s, vf= -2m/s
C) vi= -5m/s, vf= -2m/s
D) vi= -5m/s, vf= 2m/s
E) vi= -2m/s, vf= -5m/s
Answer
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Related questions
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