A particle of mass 'm' is attached to one end of a string of length 'l' while the other end is fixed to a point 'h' above the horizontal table, the particle is made to revolve in a circle on the table, so as to make P revolution per sec. The maximum value of P if the particle is to be contact with the table is

A particle of mass 'm' is attached to one end of a string of length 'l

1.	A particle of mass 'm' is attached to one end of a string of length 'l' while the other end is fixed to a point 'h' above the horizontal table, the particle is made to revolve in a circle on the table, so as to make P revolution per sec. The maximum value of P if the particle is to be contact with the table is
Answer» `2pisqrt(gh)` `sqrt((G)/(h))` `2pisqrt((h)/(g))` `(1)/(2PI)sqrt((g)/(h))` Answer :D