The rate of doing work by force acting on a particle moving along x-axis depends on position x of particle and is equal to 2x. The velocity of particle is given by expression :-

Options

A. `[(3x^(2))/(m)]^(1//3)`
B. `[(3x^(2))/(2m)]^(1//3)`
C. `((2mx)/(9))^(1//2)`
D. `[(mx^(2))/(3)]^(1//2)`

Answer

A