Steam Boilers, Engines, Nozzles and Turbines The number of water level indicators in a boiler are generally __________ in number. Four Two One Three Four Two One Three ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Efficiency of Rankine cycle can be increased by Increasing exhaust pressure Decreasing exhausts pressure Decreasing initial steam pressure and temperature Increasing the expansion ratio Increasing exhaust pressure Decreasing exhausts pressure Decreasing initial steam pressure and temperature Increasing the expansion ratio ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a reaction turbine is 2 cos²α/(1 + cos²α) 2 sin²α/(1 + sin²α) (1 + sin²α)/2 sin²α (1 + cos²α)/2 cos²α 2 cos²α/(1 + cos²α) 2 sin²α/(1 + sin²α) (1 + sin²α)/2 sin²α (1 + cos²α)/2 cos²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In recuperative air preheaters, the heat is transferred By direct mixing From a metal wall from one medium to another From heating an intermediate material and then heating the air from this material Heat is transferred by bleeding some gases from furnace By direct mixing From a metal wall from one medium to another From heating an intermediate material and then heating the air from this material Heat is transferred by bleeding some gases from furnace ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure and low pressure cylinders in a Woolf type compound engine are regarded as having cranks None of these 180° to each other 0° to each other 90° to each other None of these 180° to each other 0° to each other 90° to each other ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Expansion ratio is the ratio of Volume at cut-off to the swept volume Swept volume to the clearance volume Clearance volume to the swept volume Swept volume to the volume at cut-off Volume at cut-off to the swept volume Swept volume to the clearance volume Clearance volume to the swept volume Swept volume to the volume at cut-off ANSWER DOWNLOAD EXAMIANS APP
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