A U-shaped glass tube filled with mercury at STP is rotated around a vertical axis as shown in Figure P5.14. If the angular velocity is 3.5 rev/s, calculate (a) The angle of the mercury–air interface...

A U-shaped glass tube filled with mercury at STP is rotated around a vertical axis as shown in Figure P5.14. If the angular velocity is 3.5 rev/s, calculate

(a) The angle of the mercury–air interface

(b) The location and magnitude of the maximum pressure in this rotating fluid