A girl is carrying a school bag of 3 kg mass on her back and moves 200 m on a levelled road. The work done against the gravitational force will be (g = 10 m s-2)
A. 6 x 103 J
B. 6 J
C. 0.6 J
D. zero.
Answer:D
A girl is carrying a school bag of 3 kg mass on her back and moves 200 m on a levelled road. The work done against the gravitational force will be (g = 10 m s-2)
A. 6 x 103 J B. 6 J C. 0.6 J D. zero.