The radius of the circle is 0.427 m, and the string can support a mass of 14.7 kg before breaking.

A 2.62 kg mass attached to a light string rotates on a horizontal, frictionless table. The radius of the circle is 0.427 m, and the string can support a mass of 14.7 kg before breaking.The acceleration of gravity is 9.8 m/s2 .What maximum speed can the mass have before the string breaks?