A cylindrical tank having a radius 5 m and height H = 5 m is filled with water with the top end of the tank exposed tothe atmosphere. A circular drain with a radius 0.7 m is presently shut and at the bottom of this tank. If the drain is now opened, determine how fast the water will pour out of the drain. (a) 9.80 m/s (b) 9.85 m/s (c) 9.90 m/s (d) 9.95 m/s (e) 10.0 m/s (f) None of the above.