A stone of mass 0.5 kg is attached to a string of length 2m and is whirled in a horizontal circle. If the string can withstand a tension of 9N, the maximum velocity with which the stone can be whirled is

A stone of mass 0.5 kg is attached to a string of length 2m and is whi

1.	A stone of mass 0.5 kg is attached to a string of length 2m and is whirled in a horizontal circle. If the string can withstand a tension of 9N, the maximum velocity with which the stone can be whirled is
Answer» `6 MS^(-1)` `8 ms^(-1)` `4 ms^(-1)` `12 ms^(-1)` Solution :`F=(MV^(2))/(R ), T=(mv^(2))/(r )`