Jimmy (60kg) swigs across a river using a 4.0m long vine. The vine is capable of withstanding a force of 1450N

Jimmy (60kg) swigs across a river using a 4.0m long vine. The vine is capable of withstanding a force of 1450N


What is the maximum speed he can safely swing across?

Jimmy (60kg) swigs across a river using a 4.0m long vine. The vine is capable of withstanding a force of 1450N
fg=60*9.8


=588N


fc=1450N-588N (max centripetal force)


=862N


ac=862/60 (centripetal acceleration)


=14.4m/s^2


ac=v^2/r


v=sqrt(14.4/4)


=1.9m/s
Reply:Sorry about that, I hate it when I make mistakes.


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