A body of mass m is made to revolve along a circle of radius r in horizontal plane at a speed Vm//s with help of light horizontal string such that the tension in the string is 10 N. Keeping speed constant if mass is increased to 2m und radius is decreased to r//2 then tension in the string is

A body of mass m is made to revolve along a circle of radius r in hori

1.	A body of mass m is made to revolve along a circle of radius r in horizontal plane at a speed Vm//s with help of light horizontal string such that the tension in the string is 10 N. Keeping speed constant if mass is increased to 2m und radius is decreased to r//2 then tension in the string is
Answer» 10N 20N 40N 5N Answer :C