9. Why does engineer/contractor want to use CMU wall
instead of concrete wall?

Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned

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

Modern high speed trains do not have perpendicular expansion gaps where rails are joined end-to-end any more they are mostly welded together but what might happen if there was a spell of particularly hot weather that causes inspection of the tracks?