Recent content by newhere

Anyone lend some help? :)

Homework Statement Homework Equations Square Packing: V_f = ∏/4(r/R)^2 E=σ/ε The Attempt at a Solution E=10MPa/0.001 = 1x10^4 E_2f=? V_m=? I get stuck here, am I on the right track with this problem? I need some guidance, please!

A most excellent welcome indeed, thanks again!

So the stress would be the same in the steel piece?

Homework Statement The 2000 mm long composite bar shown in Fig. 1 consists of an aluminum bar having a modulus of elasticity EAl = 70 GPa and length LAl = 500 mm, which is securely fastened to a steel bar having modulus of elasticity ESt = 210 GPa and length LSt = 1500 mm. After the force P...