Fuels and Combustion The heat of combustion of a fuel Is always negative Is always positive Is equal to the heat of formation Can't be known without calculating it Is always negative Is always positive Is equal to the heat of formation Can't be known without calculating it ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Narrow coke ovens as compared to wider coke ovens All of these Produce stronger coke Produce smaller coke Require less time of carbonisation All of these Produce stronger coke Produce smaller coke Require less time of carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following coke has the least percentage of ash? Metallurgical coke Petroleum coke Foundary coke Beehive coke Metallurgical coke Petroleum coke Foundary coke Beehive coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volatile matter content in coking coal may be about __________ percent. 7 22 1 46 7 22 1 46 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking coal is desirable for Burning on travelling grate Coke making Burning on firebars All of these Burning on travelling grate Coke making Burning on firebars All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross heating value of coal is __________ the net heating value. None of these Lower than Higher than Same as None of these Lower than Higher than Same as ANSWER DOWNLOAD EXAMIANS APP
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