Q. 54.0( 5 Votes )
A girl is carrying a school bag of 5 kg mass on her back and moves 300 m on a levelled road. The work done against the gravitational force will be (g =10 m s–2)
A. 6 ×103J
B. 6 J
C. 0.6 J
Since she is walking on a leveled road hence the gravitational force will be constant.
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