Related Questions

Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C.
A 400-500
B 900-1000
C 1400-1500
D 1700-1800
A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be
A More
B Less
C Same
D Data insufficient; can't be predicted
The calorific value of gaseous fuels is expressed in terms of
A kcal
B kcal/kg
C kcal/m2
D kcal/m3
Presence of __________ in a dry gaseous fuel does not contribute to its calorific value.
A Sulphur
B Oxygen
C Hydrogen
D Carbon
Bomb calorimeter is used to determine the (where, GCV - Gross Calorific Value. NCV - Net Calorific Value.)
A GCV at constant pressure
B GCV at constant volume
C NCV at constant pressure
D NCV at constant volume
Gross calorific value will be equal to the net calorific value for
A H2
B C2H2
C CO
D C2H6
Which of the following gaseous fuels has the lowest calorific value?
A Refinery Gas
B Gobar Gas
C Converter Gas
D Blast Furnace Gas
Which of the following gaseous fuels is likely to have the highest gross calorific value?
A Sewage gas
B LPG
C Producer gas
D Natural gas
In the gaseous diffusion process of uranium enrichment, the natural uranium is converted into gaseous
A Uranium oxide
B Uranium hexaflouride
C Uranium carbide
D Uranium sulphate
Initial pressure of oxygen introduced into the 'bomb' of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around __________ atm.
A 3-5
B 25-30
C 60-65
D 95-100

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