Caking index of a coal is a measure of its _______________________?
Main component of sewage gas produced during anaerobic decomposition of organic waste (by suitable bacteria) during sewage disposal is __________________?
The shift conversion reaction taking place during water gas manufacture is given by__________________?
_____________ of the coal is the basis for Seylor’s coal classification?
In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of__________________?
In flue gas analysis by Orsat’s apparatus, carbon monoxide is absorbed by__________________?
Washing of coal decreases its_________________?
To avoid fire by spontaneous combustion of coal due to its low temperature oxidation, it should be stored in___________________?
The gas which contributes maximum to the heating value of natural gas is __________________?
Nitrogen in coal_________________?
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