Water flows in a 0.5 m diameter pipe with mean velocity 6.0 m/s and discharges into a tank. How long (seconds) will ake to accumulate 25.0 m of water in the tank2 Water density is 1000 kg/m. d=0.5 m A=3m Select one: a. 30 sec b. 21.22 sec c. 16.98 sec d. 12.73 sec e. 25.46 sec