How long will it take to drain an acetone cylindrical tank of diameter 1 m? The cylindrical tank has a well-rounded orifice of diameter 2 cm in its base, depth of acetone equal to 2 m and the density of acetone is 49.4 lbm/ft3. How long would it take if the orifice were sharp-edged? Level at t=0 0 H = 2m . h UL *