Question

Part A) Determine the average normal strain along diagonal AC.

Part B) determine the average shear strain at corner A.

The rectangular plate is deformed into the shape shown by the dashed lines. Suppose that a =250 mm and b= 410 mm (Figure 1) Figure 1 of 1 6 mm h 2 2 mm mm 6 mm 2 mm B 3 mm

Answer 1

Soluhon Fiqure - 41omm 2mm 25omm R2mm normal train along A)veraye A C riti length blw AC (La)» u80.208 mm. Cen structed O dii tante bwAc'. thar ii the AE 2 410 6 416 mm Ac L5 68.458 mm

Arerage normal Hreae STain L- Lo e 488458 u80-208 80.208 O.O718 Averaga shear S train at Corner A from we Can dimension gure for the See -1 2 o2tan 252 -3 2 7.936 x10rad 413 0347°× エ 4.834 xlo rad f 2

hear train Aver oge 2 o2 4.558 rad 2 TT 558 2