Iron and Steel Industry

Q. Which of the following is/are the limitations of Iron and Steel industry in India?

1. High costs and limited availability of coking coal.
2. Regular supply of energy.
3. Foreign direct investment policies of the government.
4. Lower productivity of labour and poor infrastructure.

Q.

Which of the following pair of ores cannot be converted into corresponding metals by pyrometallurgy?

1. ${\mathrm{Ag}}_2\mathrm{S},\mathrm{ZnS}$

2. ${\mathrm{Cu}}_2\mathrm{S},\mathrm{HgS}$

3. ${\mathrm{MnO}}_2,{\mathrm{SnO}}_2$

4. None of this

Q. Which of the following metals is/are added to the pig iron to obtain steel?

1. Manganese
2. Nickel
3. Chromium
4. Mercury

Q. Production and consumption of which of the following is regarded as an index of a country's development?

1. Cotton
2. Steel
3. Silk
4. Sugar

Q.

Mention the factors responsible for the low production of iron and steel in India