Hydraulics: Hydrostatic Force: Curved Surface - Concept and Example

Situation 1 The tank shown below is a 3m wide into the paper. Neglect atmospheric pressure. Unit Weight of water is 9.79 kN/m^3.
a. Vertical Component
b. Resultant Force
c. Angle of Resultant with the horizontal
Situation 2 The 6-m radius cylindrical gate shown in the figure is 10m long into the paper. If theta = 60 degrees
a. Vertical Component
b. Horizontal Component
c. Location of vertical component from point O