A particle travels horizontally with a retardation of v^2/250 m/s^2 when its speed is v m/s. find the interval of time over which its speed drops from 1000 to 500 m/s.
A particle travels horizontally with a retardation of v^2/250 m/s^2 when its speed is v m/s. find the interval of time over which its speed drops from 1000 to 500 m/s.
separate variables and solve the differential equation using the initial condition to get velocity as a function of time.