Question

B. Dr. Bennett's dunk tank with a 12 ft2 cross-sectional area has a drain hole at the bottom of the tank with an area of 0.09 ft. If the water has an initial height of 3.8 ft, how long will it take to completely drain the tank? (include units with answer) Format Check

Answer 1

1972 Area A= 12ft?, height h=3i8ft. volume Va Axh = 12x308 = 45.6 $43. velocity at bottom V=V2gh - 2x 32.17*8.8 V = 16.636 ft/s. Q = AV=0.09 x 15.636 = 1.4072615 Time 45.6 T- slo :38-403 Q 1.4072 T = 32.45

с. Drag Force F= 6 лапи O'q = 6хлғах 240xo xltra a bro 6х20х1039 аб•oo6 m) = to •6 mm Radius а