Laboratory gas is obtained by the cracking of____________________?

Related Mcqs:

Coal is pulverised before burning in large capacity boiler furnaces mainly to____________________

A. Ensure its complete combustion B. Facilitate easy ash removal C. Enhance its calorific value D. Provide trouble free operation...

Weathering of coal during storage causes_______________?

A. Reduction in coal size B. Increase in its friability C. Decrease in its caking capacity D. All A., B. and C....

The cooling medium used in dry quenching of coke is___________________?

A. Nitrogen B. Air C. Phenolic water D. Carbon dioxide...

Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the___________________?

A. Requirement of large volume combustion chamber B. Risk of explosion C. Chances of clinker formation D. Incomplete combustion of coal...

Abel apparatus is used for those oils, whose flash points are ___________°F?

A. < 120 B. > 120 C. > 280 D. 300-600...