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CBSE Class 9 Answered

A man in a cicus show jumps from a height of 10 metres and is caught by a net spread below him.
Asked by | 24 Aug, 2008, 02:51: PM
answered-by-expert Expert Answer

Squared Speed of man when he just falls on net ,u2=2gh=2(10)(10)=200 ms-1

Acceleration of man,a=(v2-u2)/2h=200/4=50 ms-2

Force exerted by net on man=ma=(60)50=300 N

Answered by | 09 Sep, 2008, 11:11: AM

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