The gate shown in Figure P4.16 is mounted on a horizontal shaft. (a) Determine the force acting on the rectangular portion and chat acting on the semicircular portion of the gate. (b) Determine the...

The gate shown in Figure P4.16 is mounted on a horizontal shaft. (a) Determine the force acting on the rectangular portion and chat acting on the semicircular portion of the gate. (b) Determine the moment of the force acting on the semicircular portion about the shaft axis.