Fuels and Combustion Ash content in the coke produced from a coking coal having 20% ash may be around __________ percent. 12 18 24 6 12 18 24 6 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bomb calorimeter is used for the determination of calorific value of the __________ fuels. Liquid Solid Gaseous Both B and C Liquid Solid Gaseous Both B and C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the Risk of explosion Requirement of large volume combustion chamber Chances of clinker formation Incomplete combustion of coal Risk of explosion Requirement of large volume combustion chamber Chances of clinker formation Incomplete combustion of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the maximum coal producing state in India? Orissa West Bengal Assam Jharkhand Orissa West Bengal Assam Jharkhand ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fuel gases containing hydrocarbons (ie.g. coke oven gas) are not preheated before burning, mainly because The hydrocarbons crack thereby choking and fouling the heat transfer surface by carbon soot It reduces its calorific value tremendously It reduces its flame temperature tremendously There are chances of explosion during preheating The hydrocarbons crack thereby choking and fouling the heat transfer surface by carbon soot It reduces its calorific value tremendously It reduces its flame temperature tremendously There are chances of explosion during preheating ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bunsen burner is an example of a/an __________ burner. Inside mixing/premix type Outside mixing/diffusion flame/nozzle mix type Submerged combustion Rotary cup Inside mixing/premix type Outside mixing/diffusion flame/nozzle mix type Submerged combustion Rotary cup ANSWER DOWNLOAD EXAMIANS APP