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

Engineering Materials
The temperature required for full annealing in hypereutectoid steel is

30° C to 50° C below lower critical temperature
30° C to 50° C above lower critical temperature
30° C to 50° C above upper critical temperature
30° C to 50° C below upper critical temperature

ANSWER DOWNLOAD EXAMIANS APP