Engineering Materials
Carbon steel is

Made by adding carbon in steel
An alloy of iron and carbon with varying quantities of phosphorus and sulphur
Extensively used for making cutting tools
Refined from cast iron

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
Which of the following statement is true about brittle fracture?

High temperature and low strain rates favour brittle fracture
Brittle fracture is always preceded by noise
Cup and cone formation is characteristic for brittle materials
Many metals with hexagonal close packed (H.C.P) crystal structure commonly show brittle fracture

ANSWER DOWNLOAD EXAMIANS APP