1.What would be the lightest W- shape that can resist a service load of 62.5 kips and service dead load of 62.5 kips and service live load of 125 kips. The effective length is 24 feet. UseASTM A572 grade 50 steel.
2.A compression member is subjected to service loads of 165 kipsdead load and 535 kips live load. The member is 26 feet long andpinned at each end. Use A992 steel and select a W14shape.