The uniform boom AB is 20 ft long and weighs 150 lb f. A 1500 l bf weight is suspended from a point 5 ft from end B. The boom is pinned at A and supported by the cable BC attached at end B. a) Find...

The uniform boom AB is 20 ft   long and weighs 150 lb f. A 1500 l bf weight is suspended from a point 5 ft from end B. The boom is pinned at A and supported by the cable BC attached at end B. a) Find the tension in the cable. b) Find the force exerted on the boom by the pin at A.