Fuels and Combustion Which of the following has the highest calorific value (kcal/Nm³) ? LPG Carburetted water gas Gobar gas Natural gas LPG Carburetted water gas Gobar gas Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal, the Temperature maintained is 700°C Volatile matter in coke is zero Yield of tar is about 3% of dry coal Yield of coke oven gas is 290 Nm³ /ton dry coal Temperature maintained is 700°C Volatile matter in coke is zero Yield of tar is about 3% of dry coal Yield of coke oven gas is 290 Nm³ /ton dry coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For every 10% increase in the excess air; the fuel consumption increases by __________ percent. 5 0.1 2 10 5 0.1 2 10 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Very little excess air Low amount/current of combustion air Preheated secondary air High amount/current of combustion air Very little excess air Low amount/current of combustion air Preheated secondary air High amount/current of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross and net calorific value of a fuel will be the same Under no circumstances If its ash content is zero If its hydrogen/hydrogen compound content is zero Ifits carbon content is very low Under no circumstances If its ash content is zero If its hydrogen/hydrogen compound content is zero Ifits carbon content is very low ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bunsen burner is an example of a/an __________ burner. Outside mixing/diffusion flame/nozzle mix type Rotary cup Submerged combustion Inside mixing/premix type Outside mixing/diffusion flame/nozzle mix type Rotary cup Submerged combustion Inside mixing/premix type ANSWER DOWNLOAD EXAMIANS APP
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