A box of about 10kg is placed at a point A on a horizontal surface. It is raised to a point B which is at a distance of 2m above A. Find the work done against by the force of gravity on the box. Justify your answer. ( g = 10m/s^2
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Explanation:
here work done is horizontal and gravitational force is down word.
So, As per formula,
W=F.S.Cos
θ=fscos90°=0
Answer is Zero
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