A man of 60kg carries a stone of 20kg to a height of 30m. Calculate the work done by the man.
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Answered by
18
Work=force × displacement =(60+20)×9.8×30 =23520w (9.8= g)
Answered by
0
Answer- 24 ×10⁴ j
Explanation:
W= F.S cos 180°
=> mg. S(-1)
=> -80×10×30
=> -24×10³ j
So, W = 24×10³ j
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