Fuels and Combustion Oxygen content in a flue gas was found to be 4%. It implies that excess air used for combustion was around __________ percent. 96 40 4 20 96 40 4 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Size stability Clinkering tendency Caking tendency Coking tendency Size stability Clinkering tendency Caking tendency Coking tendency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Artificial draught produced by a fan can be controlled by the Damper Speed of the fan Variation in the pitch of the fan blades All of these Damper Speed of the fan Variation in the pitch of the fan blades All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a poisonous fuel gas? Blast furnace gas Coke oven gas Natural gas None of these Blast furnace gas Coke oven gas Natural gas None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bunsen burner is an example of a/an __________ burner. Rotary cup Inside mixing/premix type Submerged combustion Outside mixing/diffusion flame/nozzle mix type Rotary cup Inside mixing/premix type Submerged combustion Outside mixing/diffusion flame/nozzle mix type ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The heat of combustion of a fuel Is always positive Is always negative Can't be known without calculating it Is equal to the heat of formation Is always positive Is always negative Can't be known without calculating it Is equal to the heat of formation ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS