EXAMIANS
A coal containing very high percentage of durain is called __________ coal.
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Gross calorific value will be equal to the net calorific value for
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A good metallurgical coke should have very low
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Largest constituent of blast furnace gas is
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During coal carbonisation process, the conversion of semi-coke to coke is accompanied by an increase in the __________ of the mass.
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Volumetric ratio of N₂ to O₂ in dry atmospheric air is
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A certain thickness of the coal, if stored unscientifically on soft (katcha) ground having no metallic/concrete flooring gets sunked into the ground, which is termed as the 'carpet loss'. The carpet loss may be of the order of __________ cms.
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Micum Index of a coke is a measure of its
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Gray King Assay and Swelling Index of a coal is a measure of its
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Out of the following, which is the most important parameter for the blast furnace grade coke?
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