Fossil fuels mean___________________?

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...

Which of the following petrological constitutes is responsible for bright and lustrous black band of bituminous coal ?

A. Vitrain B. Clarain C. Durain D. Fussain...

Proximate analysis of coal determines its ______________ content?

A. Moisture, ash, sulphur & volatile matter B. Moisture, volatile matter, ash & fixed carbon C. Moisture, sulphur, nitrogen & fixed carbon D. None of these...

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...

Which of the following is the most reactive (as regards the formation of CO + H2 from C + H2O) ?

A. Blast furnace coke B. Low temperature coke C. Anthracite coal D. Sub-bituminous coal...