Steam Boilers, Engines, Nozzles and Turbines Sulphur content of fuels is very important to the plant operators because it Has high heating value Promotes complete combustion Has highly corrosive effect Retards electric precipitation Has high heating value Promotes complete combustion Has highly corrosive effect Retards electric precipitation ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of a cylindrical shell of a Scotch marine boiler varies from 2.5 to 3.5 m 3.5 to 4.5 m 1.5 to 2 m None of these 2.5 to 3.5 m 3.5 to 4.5 m 1.5 to 2 m None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The size of a boiler drum in pulverized fuel fired boiler, as its size and capacity, (steam pressure and flow ratings) increase Decreases Increases/decreases depending on steam temperature requirements Increases Remains unchanged Decreases Increases/decreases depending on steam temperature requirements Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Expansion ratio is the ratio of Swept volume to the clearance volume Volume at cut-off to the swept volume Swept volume to the volume at cut-off Clearance volume to the swept volume Swept volume to the clearance volume Volume at cut-off to the swept volume Swept volume to the volume at cut-off Clearance volume to the swept volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The aim of a compound steam engine is All of these To reduce the ratio of expansion in each cylinder To reduce the temperature range in each cylinder To reduce the length of stroke All of these To reduce the ratio of expansion in each cylinder To reduce the temperature range in each cylinder To reduce the length of stroke ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines There is always some steam left in the clearance space from the previous stroke. This steam left in the clearance space is called Superheated steam Cushion steam Saturated steam Wet steam Superheated steam Cushion steam Saturated steam Wet steam ANSWER DOWNLOAD EXAMIANS APP
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