Q1. A homogeneous, 1.2 m wide, 2.4 m long rectangular gate weighing 360 kg is held in place by a horizontal flexible cable, as shown in Figure Ql. Water acts against the gate which is hinged at point A. Friction in the hinge is negligible. (a) Calculate the hydrostatic force acting on the gate. (b) Determine the location of the hydrostatic force (centre of pressure) acting on the gate. (c) Sketch a free-body diagram (force diagram) indicating all forces acting on the gate.

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