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A block is projected with a speed v(0) s...

A block is projected with a speed `v_(0)` strikes the point pf projection after describing the path as shown in figure by dotted line. If friction exists for the path of length d and the vertical circular path is smooth, assuming coefficient of frictioin to be `mu`

(A) Find `v_(0)`?
(B) What is the minimum value of `v_(0)` ?

Text Solution

Verified by Experts

`(A)sqrt((d^(2)g)/(4R)+2g(mud+2R)),(B)sqrt((4R+2mud))g`
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