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Q.

In blast furnace, the cup and cone arrangement is used

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a

To escape the gases during charging

b

Not to allow the escape of the gases

c

To heat the charge with the gases

d

None of these

answer is B.

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Detailed Solution

In metallurgy, the cup and cone is an arrangement at the mouth of a blast-furnace by which ore, flux, or fuel can be added, without allowing any sensible escape of the furnace-gases, when these, as is usually the case, are taken off for heating purposes.

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In blast furnace, the cup and cone arrangement is used