An object moving with a speed of 6.25 m/s, is decelerated at a rate given by dv/dt = 2.5 √v where v is the instantaneous speed. The time taken by the object, to come to rest would be

Question : An object moving with a speed of 6.25 m/s, is decelerated at a rate given by dv/dt=2.5 √v where v is the instantaneous speed. The time taken by the object, to come to rest would be