Engineering Materials
Combined carbon in iron makes the metal

Hard and gives a fine grained crystalline structure
Soft and gives coarse grained crystalline structure
Hard and gives a coarse grained crystalline structure
Soft and gives a fine grained crystalline structure

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
The charge of the blast furnace consists of

Calcined ore, coke and limestone all in equal parts
Calcined ore (4 parts), coke (1 part) and limestone (8 parts)
Calcined ore (1 part), coke (8 parts) and limestone (4 parts)
Calcined ore (8 parts), coke (4 parts) and limestone (1 part)

ANSWER DOWNLOAD EXAMIANS APP