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-2)
A. 6 × 103J
B. 6J
C. 0.6J
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-2)
A. 6 × 103J B. 6J C. 0.6J D. zero