Which of the following would require least amount of secondary air for combustion ?

Related Mcqs:

Very ______________ coals are completely devoid of cokability i.e., it is non-coking ?

A. Young B. Mature C. Both A & B D. Neither A nor B...

In low temperature carbonisation (as compared to high temperature carbonisation) of coal__________________?

A. Ammonia yield is more B. Aliphatic tar is produced C. Free carbon in tar is more D. All A., B. and C....

Quantity of coke oven gas produced by high temperature carbonisation of one ton of dry coal may be around ______________ Nm3?

A. 30 B. 300 C. 3,000 D. 30,000...

Fuel for a fast breeder nuclear reactor is____________________?

A. Plutonium B. Uranium C. Radium D. Neptunium...

Net calorific value is the gross calorific value less the _______________ heat of water in the product of combustion when cooled to 15°C ?

A. Sensible B. Latent C. Sensible and latent D. None of these...