Question

Course: Mech. 213 Name: Date: 11/15/19 Instructor: R. Milano A two part rod is made of steel (A36) and magnesium (AZ 31B-H24). The rod carries a 5 kip load at the end. What is the total change of length when under load? (13r "o "DIa) 36 in 1 Srre 1mas Steel

thats 48in and 36in

Answer 1

5 kip Steel 36 in ф 5о in so in Lst=3 Lny 48" Mocular of Elasticity = E Est= 29 0o0 ksi Emg = 2470 ksi in rerier herefone load om d 50" P 5 kip both he beam ane connected pas i.e. buth he beans Same are And also Total change in JenyHh of beam Al= Al, + AB Pit = Pmy-5Kip At= Amy- Tso + Ast Est Amy Emy = 1963.5 in- X 36 24 70 29 0o0 1963.5