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: (when g = 10 metre per second square)
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Answer:
your answer is 0
Explanation:
the amount of work done is expressed in the equation :force *distance in the case,the total work done is zero as the displacement is perpendicular to the applied force
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