A very light cart holding a 300-N box is moved at constant velocity across a 15-m level surface. What is the net workdone in the process? a) zero b) 1/20 J c) 20 J d) 2,000 J e) 4500 J

sibuzwaW

sibuzwaW

Answered question

2020-10-18

A very light cart holding a 300-N box is moved at constant velocity across a 15-m level surface. What is the net workdone in the process?
a) zero
b) 1/20 J
c) 20 J
d) 2,000 J
e) 4500 J

Answer & Explanation

escumantsu

escumantsu

Skilled2020-10-19Added 98 answers

Actually, the answer is a) zero because at constant velocity, there is no acceleration. Therefore, the net force is 0. So, work Fd =0

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