Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Low amount/current of combustion air Preheated secondary air Very little excess air High amount/current of combustion air Low amount/current of combustion air Preheated secondary air Very little excess air High amount/current of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the Complete combustion Incomplete combustion None of these High oxygen in flue gas Complete combustion Incomplete combustion None of these High oxygen in flue gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dry air required to burn 1 kg of carbon completely may be around __________ kg. 20 2 38 11 20 2 38 11 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its Sulphur content is lower All of these Flue gas has lower dew point thereby facilitating more waste heat recovery Emissivity factor is higher Sulphur content is lower All of these Flue gas has lower dew point thereby facilitating more waste heat recovery Emissivity factor is higher 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. 5 to 15 1 to 2 3 to 4 20 to 40 5 to 15 1 to 2 3 to 4 20 to 40 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross calorific value will be equal to the net calorific value for CO H₂ C₂H₂ C₂H₆ CO H₂ C₂H₂ C₂H₆ ANSWER DOWNLOAD EXAMIANS APP