The total hydrostatic pressure force on one side of plate is:

Question

A circular plate 1 m in diameter is submerged vertically in water such that its upper edge is 8m below the free surface of water. The total hydrostatic pressure force on one side of plate is:                                    

      (a) 6.7 kN                                                           (b) 65.4 kN

      (c) 45.0 kN                                                         (d) 77.0 kN