Q5.22 If, in Exercise 5.21, the speed of the stone is increased beyond the maximum permissible value, and the string breaks suddenly, which of the following correctly describes the trajectory of the stone after the string breaks :
(b) the stone flies off tangentially from the instant the string breaks,
(b) This statement is correct as the direction of velocity at the instant of the breaking of the string is tangential thus stone will move tangentially.