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Q. |
Lime stone acts as a flux in a cupola. It is generally added in the proportion |
A. | 30 kg of limestone per tonner of iron |
B. | One tonne of limestone per tonne of charge |
C. | 10 kg of limestone per tonne of iron |
D. | 500 kg of limestone per tonne of coke |
E. | 100 kg of limestone per tonne of iron |
Answer» E. 100 kg of limestone per tonne of iron |
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