Fuels and Combustion With increase in moisture content of coal, its Clinkering tendency during combustion increases None of these Calorific value increases sometimes Bulk density always decreases Clinkering tendency during combustion increases None of these Calorific value increases sometimes Bulk density always decreases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur content in a fuel __________ of the flue gases. Decreases the dew point Increases the dew point Both B & C Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Increases the dew point Both B & C Reduces the combustion efficiency by limiting the permissible temperature reduction ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituents of benzol are Benzene, toluene & xylene Anthracene & phenol Tar & creosote Ammonia & phenol Benzene, toluene & xylene Anthracene & phenol Tar & creosote Ammonia & phenol ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Safe condition for storage of high V.M. bituminous coal is that Neither A nor B Maximum 200 tons should be stored in a heap Height of the coal heap should be < 3 metres Both A and B Neither A nor B Maximum 200 tons should be stored in a heap Height of the coal heap should be < 3 metres Both A and B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the least calorific value (kcal/Nm³) ? Coke oven gas Sewage gas Natural gas Blast furnace gas Coke oven gas Sewage gas Natural gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The fuel ratio of a coal is Helpful in estimation of its rank Neither A nor B The ratio of its percentage of fixed carbon to that of volatile matter Both A and B Helpful in estimation of its rank Neither A nor B The ratio of its percentage of fixed carbon to that of volatile matter Both A and B ANSWER DOWNLOAD EXAMIANS APP
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