plz ans guess 6.5 d.
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DonDj:
In 2nd case
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in first case no work is done since force (mg) is perpendicular to velocity(man's direction)
in second case work done will be mgh=15×2×10=300J
hence more work in second case
in second case work done will be mgh=15×2×10=300J
hence more work in second case
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