Fuels and Combustion Presence of phosphorous in metallurgical coal Increases its caking power Badly affects the quality of steel Is not undersirable Reduces its calorific value Increases its caking power Badly affects the quality of steel Is not undersirable Reduces its calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ash content in the coke produced from a coking coal having 20% ash may be around __________ percent. 24 12 18 6 24 12 18 6 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Quantity of coke produced from metallurgical coal may be around __________ percent. 75 50 95 30 75 50 95 30 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal with high ash content Is not subjected to washing Is harder and stronger Has low quantity of mineral matter Has higher calorific value Is not subjected to washing Is harder and stronger Has low quantity of mineral matter Has higher calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke having higher porosity has Lower bulk density Lower strength Higher reactivity All of these Lower bulk density Lower strength Higher reactivity All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the maximum coal producing state in India? Assam Orissa West Bengal Jharkhand Assam Orissa West Bengal Jharkhand ANSWER DOWNLOAD EXAMIANS APP
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