Steam Boilers, Engines, Nozzles and Turbines The cylindrical shell of a Lancashire boiler has diameter from 1 to 2 m 1.25 to 2.25 m 1.5 to 2.5 m 1.75 to 2.75 m 1 to 2 m 1.25 to 2.25 m 1.5 to 2.5 m 1.75 to 2.75 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fusible plug in small boilers is located In the fire tubes Over the combustion chamber In the drum Above steam dome In the fire tubes Over the combustion chamber In the drum Above steam dome ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Efficiency of Rankine cycle can be increased by Increasing the expansion ratio Decreasing exhausts pressure Increasing exhaust pressure Decreasing initial steam pressure and temperature Increasing the expansion ratio Decreasing exhausts pressure Increasing exhaust pressure Decreasing initial steam pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The actual vacuum in a condenser is equal to Barometric pressure + actual pressure Gauge pressure + atmospheric pressure Gauge pressure - atmospheric pressure Barometric pressure - actual pressure Barometric pressure + actual pressure Gauge pressure + atmospheric pressure Gauge pressure - atmospheric pressure Barometric pressure - actual pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes in a Lancashire boiler compared to its shell is Two-fifth One-third Two-fourth One-half Two-fifth One-third Two-fourth One-half ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Primary air is the air used to Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion Air delivered by forced draft fan Transport and dry the coal Convert CO (formed in lower zone of furnace) into CO₂ at higher zone Provide air around burners for obtaining optimum combustion Air delivered by forced draft fan Transport and dry the coal ANSWER DOWNLOAD EXAMIANS APP
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