Fuels and Combustion Coke oven gas produced by high temperature carbonisation of coal (as compared to that produced by low temperature carbonisation), has Higher calorific value Lower hydrogen content Neither A nor B Both A & B Higher calorific value Lower hydrogen content Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A certain thickness of the coal, if stored unscientifically on soft (katcha) ground having no metallic/concrete flooring gets sunked into the ground, which is termed as the 'carpet loss'. The carpet loss may be of the order of __________ cms. 3 to 4 20 to 40 5 to 15 1 to 2 3 to 4 20 to 40 5 to 15 1 to 2 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High amount of sulphur and phosphorous in coke causes None of these Increase in its strength Decrease in its calorific value Brittleness of steel made by using it None of these Increase in its strength Decrease in its calorific value Brittleness of steel made by using it ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For every 10% increase in the excess air; the fuel consumption increases by __________ percent. 10 0.1 2 5 10 0.1 2 5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal tar fuels (CTF) as compared to petroleum based fuel oils have higher Sulphur content Calorific value Difference in gross & net calorific value Higher C/H ratio Sulphur content Calorific value Difference in gross & net calorific value Higher C/H ratio ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of Light paraffinic fuel oils is higher than that of equivalent olefins Light paraffinic fuel oils is lower than that of equivalent olefins Light paraffinic fuel oils is equal to that of equivalent olefins N-paraffin is lower than that of iso-paraffins of the same compounds Light paraffinic fuel oils is higher than that of equivalent olefins Light paraffinic fuel oils is lower than that of equivalent olefins Light paraffinic fuel oils is equal to that of equivalent olefins N-paraffin is lower than that of iso-paraffins of the same compounds ANSWER DOWNLOAD EXAMIANS APP
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