Iron ore, coking coal and limestone are needed for steel in the approx…

Question

Iron ore, coking coal and limestone are needed for steel in the approximate ratio:

Accepted Answer

B. 4 : 2 : 1

1. Some manganese hardens the steel.
2. The ratio is about 4 : 2 : 1.
3. Heavy inputs make it a heavy industry.
_Source: syllabus Contemporary India II, Chapter 6, Manufacturing Industries._

Answer

4 : 1 : 1

Answer

1 : 2 : 4

Answer

2 : 2 : 1

Iron ore, coking coal and limestone are needed for steel in the approximate ratio:

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