Steam Boilers, Engines, Nozzles and Turbines Carbonization of coal is the process of Heating wood in a limited supply of air at temperatures below 300°C Pulverizing coal in inert atmosphere Binding the pulverized coal into briquettes Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel Heating wood in a limited supply of air at temperatures below 300°C Pulverizing coal in inert atmosphere Binding the pulverized coal into briquettes Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In recuperative air preheaters, the heat is transferred From heating an intermediate material and then heating the air from this material From a metal wall from one medium to another By direct mixing Heat is transferred by bleeding some gases from furnace From heating an intermediate material and then heating the air from this material From a metal wall from one medium to another By direct mixing Heat is transferred by bleeding some gases from furnace ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Curtis turbine is a Pressure compounded turbine Simple reaction turbine Velocity compounded turbine Pressure-velocity compounded turbine Pressure compounded turbine Simple reaction turbine Velocity compounded turbine Pressure-velocity compounded turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the isentropic heat drop to the heat supplied, is called Internal efficiency Rankine efficiency Stage efficiency Reheat factor Internal efficiency Rankine efficiency Stage efficiency Reheat factor ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The best suited coal for chain or traveling grate stoker boiler is Non-coking or free burning coal High sulphur coal Coking coal Pulverized coal Non-coking or free burning coal High sulphur coal Coking coal Pulverized coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The proximate analysis of fuel lists Various chemical constituents, carbon, hydrogen, oxygen, etc, plus ash as percents by weight Various chemical constituents, carbon, hydrogen, oxygen etc, plus ash as percents by volume Fuel constituents as percents by volume of moisture, volatile, fixed carbon and ash Fuel constituents as percents by weight of moisture, volatile, fixed carbon and ash Various chemical constituents, carbon, hydrogen, oxygen, etc, plus ash as percents by weight Various chemical constituents, carbon, hydrogen, oxygen etc, plus ash as percents by volume Fuel constituents as percents by volume of moisture, volatile, fixed carbon and ash Fuel constituents as percents by weight of moisture, volatile, fixed carbon and ash ANSWER DOWNLOAD EXAMIANS APP
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