A. Nickel
B. Vanadium
C. Silica gel
D. Alumina
The catalyst used in shift converter is _____________________? Read More »
Fuels and Combustion A. 1000
B. 4000
C. 8000
D. 15000
Calorific value of a typical dry anthracite coal may be around _____________ Kcal/kg? Read More »
Fuels and Combustion A. Oxygen content
B. Caking power
C. Calorific value
D. None of these
A. Air
B. Oxygen
C. Either A. or B.
D. Either A. or B. without gain or loss of heat
A. Petrol
B. Diesel
C. Kerosene
D. LPG
__________ is used as jet engine fuel ? Read More »
Fuels and Combustion A. Higher calorific value
B. Lower sulphur content
C. Higher emissivity (0.8-0.9) resulting in higher radiation heat transfer rate
D. Both A. and B.
Tar is a better fuel than furnace oil, because of its___________________? Read More »
Fuels and Combustion A. Ammonia yield is more
B. Aliphatic tar is produced
C. Free carbon in tar is more
D. All A., B. and C.
A. Multicyclones
B. Bag filter
C. Wet scrubber
D. Hydrocyclones
A. Speed of the fan
B. Damper
C. Variation in the pitch of the fan blades
D. All A., B. and C.
Artificial draught produced by a fan can be controlled by the___________________? Read More »
Fuels and Combustion A. CSR & CRI
B. Ash content
C. Moisture content
D. Volatile matter content
