An open circular cylinder of 20 cm diameter and 120 cm long contains watr up to a height of 80 cm. It is rotated about its vertical axis at 400 rpm. Find the difference in the total force in N (a) at...

An open circular cylinder of 20 cm diameter and 120 cm long contains watr up to a height of 80 cm. It is rotated about its vertical axis at 400 rpm. Find the difference in the total force in N (a) at the bottom of the cylinder. (b) at the sides of the cylinder due to rotation. Possible Answer: a) 14.52 b) 2465.45 c) 1265.17 d) 568.73