Steam Boilers, Engines, Nozzles and Turbines The ratio of the clearance volume to the swept volume is called Clearance ratio Cut-off ratio Expansion ratio None of these Clearance ratio Cut-off ratio Expansion ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is _________ the low pressure cylinder. More than Equal to Less than None of the listed here More than Equal to Less than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The feed check valve is used in order to Regulate flow of boiler water Recirculate unwanted feed water Check level of water in boiler drum Allow high pressure feed water to flow to drum and not allow reverse flow to take place Regulate flow of boiler water Recirculate unwanted feed water Check level of water in boiler drum Allow high pressure feed water to flow to drum and not allow reverse flow to take place 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
Steam Boilers, Engines, Nozzles and Turbines Which of the following is correct? (Where pa = Actual mean effective pressure, pm = Theoretical mean effective pressure, and K = Diagram factor) pa = pm × K pa = pm + K pa = pm/K pa = K/pm pa = pm × K pa = pm + K pa = pm/K pa = K/pm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The reheat factor depends upon All of these Turbine stage efficiency Initial pressure and superheat Exit pressure All of these Turbine stage efficiency Initial pressure and superheat Exit pressure ANSWER DOWNLOAD EXAMIANS APP
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