A string will break under a load of 5 kg. To the one end of such a 2m long string a mass of 1kg is attached. The maximum rpm in the horizontal plane so that the string does not break is (g=10 ms^(-2))

A string will break under a load of 5 kg. To the one end of such a 2m

1.	A string will break under a load of 5 kg. To the one end of such a 2m long string a mass of 1kg is attached. The maximum rpm in the horizontal plane so that the string does not break is (g=10 ms^(-2))
Answer» `28.66` `47.73` `38.92` `54.12` ANSWER :B