SSC
INDIAN ECONOMY
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Converting iron ore to steel is a part of
|
|
primary activity
|
|
|
secondary activity
|
|
|
tertiary activity
|
|
|
all of these
|
Explanation:
Detailed explanation-1: -All industrial and manufacturing work comes under secondary sector and activities and converting iron ore to steel is an industrial activity. Hence it comes under secondary activity.
Detailed explanation-2: -Iron is manufactured in a blast furnace. First, iron ore is mixed with coke and heated to form an iron-rich clinker called ‘sinter’. Sintering is an important part of the overall process as it reduces waste and provides an efficient raw material for iron making. Coke is produced from carefully selected grades of coal.
Detailed explanation-3: -3.1 Blast furnace. 3.2 Decarburization. 3.3 Calcination. 3.4 Hot blast.
There is 1 question to complete.