Fuels and Combustion Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced. Moisture content Colour Volatile matter Ash content Moisture content Colour Volatile matter Ash content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Tolerable concentration of toxic carbon monoxide in atmospheric air is about __________ PPm. 10000 5000 1000 50 10000 5000 1000 50 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stack (chimney) height in a big thermal power plant is dictated by the Limitation of constructional facilities None of these Pollution control aspect Draught to be created Limitation of constructional facilities None of these Pollution control aspect Draught to be created ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dry air required to burn 1 kg of carbon completely may be around __________ kg. 2 38 11 20 2 38 11 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A fuel with high heat release rate will Have high adiabatic flame temperature Have high calorific value Require smaller combustion chamber None of these Have high adiabatic flame temperature Have high calorific value Require smaller combustion chamber None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 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 Is more difficult to ignite and produces a shorter flame None of these Is less liable to spontaneous combustion on storage Requires smaller combustion space and less secondary air Is more difficult to ignite and produces a shorter flame None of these Is less liable to spontaneous combustion on storage Requires smaller combustion space and less secondary air ANSWER DOWNLOAD EXAMIANS APP