Fuels and Combustion Which of the following is not a binder for coal briquetting? Coal tar None of these Bitumen Molasses Coal tar None of these Bitumen Molasses ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher fuel combustion efficiency can not be achieved by Supplying correct amount of combustion air Preheating of fuel gases & combustion air Adopting proper fuel firing technique & fuel preparation Reducing sulphur content in the fuel Supplying correct amount of combustion air Preheating of fuel gases & combustion air Adopting proper fuel firing technique & fuel preparation Reducing sulphur content in the fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal, the Yield of coke oven gas is 290 Nm³ /ton dry coal Temperature maintained is 700°C Yield of tar is about 3% of dry coal Volatile matter in coke is zero Yield of coke oven gas is 290 Nm³ /ton dry coal Temperature maintained is 700°C Yield of tar is about 3% of dry coal Volatile matter in coke is zero ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about____°C. 145 70 105 85 145 70 105 85 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation (as compared to low temperature carbonisation) of coal Calorific value of coke oven gas is less All of these Coke oven gas yield is more Tar yield is less but free carbon in tar is more Calorific value of coke oven gas is less All of these Coke oven gas yield is more Tar yield is less but free carbon in tar is more ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal containing very high percentage of durain is called __________ coal. Non-banded Bright Splint Boghead Non-banded Bright Splint Boghead ANSWER DOWNLOAD EXAMIANS APP