Low temperature oxidation of coal during storage does not decrease its__________________?

Related Mcqs:

Caking index of a coal is a measure of its _______________________?

A. Abradability B. Reactivity C. Agglutinating (binding) properties D. Porosity...

_____________ has the widest inflammability limit (explosion limit) of all the gases?

A. Hydrogen B. Carbon monoxide C. Acetylene D. Methane...

High rate of heating of coke ovens____________________?

A. May damage its walls due to abrupt excessive swelling of coal B. Produces larger size coke C. Increases the time of carbonisation D. None of these...

Short/intense flame is produced during combustion of gaseous fuel by using________________?

A. High amount/current of combustion air B. Low amount/current of combustion air C. Preheated secondary air D. Very little excess air...

Which of the following is the most important deterrents to an extended use of pulverised coal in boiler firing ?

A. Ash disposal problem B. Excessive fly-ash discharge from the stack C. High power consumption in its transportation D. Erosion of induced draft fan blades...