Asked by Sakashi
Timmy the angry teen twirls dead rat mass is 2kg attached to the rusty chain length 1m in a vertical circle with what velocity should timmy rotates so that the chain just goes slack no force in the chain at the top?
Answers
Answered by
bobpursley
at the top>
forcegravaity=centripetal force
mg=mv^2/r
v=sqrt(rg)
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