Water from a pipe is coming at a rate of 100 liters per minute. If the radius of the pipe is 5 cm, the Reynolds number for the flow is of the order of - (density of water = 1000 kg/m^{3} , coefficient of viscosity of water = 1 mPa s)

(1) 10^{4} (2) 10^{3 }(3) 10^{2} (4) 10^{6}