An electric current is made of moving ohms, neutrons, protons, electrons

Draw the engineering stress-strain curve for (a) bcc; (b) fcc metals and mark important points.

What is the major difference between thermoplastics and thermosetting plastics from the polymerization structure point of view?

Starting wih an energy balance on a rectangular volume element, derive the one- dimensional transient heat conduction equation for a plane wall with constant thermal conductivity and no heat generation.