Related Questions

A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon
A Is less liable to spontaneous combustion on storage
B Is more difficult to ignite and produces a shorter flame
C Requires smaller combustion space and less secondary air
D None of these
A coal with high __________ content will ignite most easily.
A Hydrogen
B Oxygen
C Volatile matter
D Fixed carbon
A coal with high __________ content, would ignite most easily.
A Fixed carbon
B Volatile matter
C Ash
D Oxygen
Correct synonym of the word 'ignite'---
A kindle
B to set fire
C to burn
D to burn fire
Correct synonym of the word " ignite" is
A Kindle
B to set fire
C to burn
D to burn fire
A coal having higher volatile matter content will necessarily have lower
A Ash fusion temperature
B Calorific value
C Ignition temperature
D Caking index
A coal containing high amount of volatile matter will have
A Low ignition temperature
B Very little ash content
C High fusion point of its ash
D Low adiabatic flame temperature
Underfeed stokers work best for __________ coals high in volatile matter and with caking tendency
A Anthracite
B Lignite
C Semi-bituminous and bituminous
D All of the above
Which of the following type of coal has the lowest proportion of volatile matter ?
A Lignite
B Peat
C Bituminous
D Anthracite
Volatile matter content of metallurgical coke may be around __________ percent.
A 1-2
B 10-15
C 22-26
D 30-33

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