Assignment 1 Exercise: Rectangular gate of size 6 m × 3 m is hinged along B and held by the horizontal force F applied at A. Calculate the force FA required to keep the gate closed. 8 m Exercise Solve the previous problem by considering a triangular gate. OB Exercise Solve the previous problem by considering a semicircular gate. 3 m 3 m ов A FA FA 6 m OB FA 6 m Side view of the gate 6 m 3 m