Steam Boilers, Engines, Nozzles and Turbines The performance of a boiler is measured by the Steam produced in kg/kg of fuel burnt Amount of water evaporated per hour Steam produced in kg/h All of the listed here Steam produced in kg/kg of fuel burnt Amount of water evaporated per hour Steam produced in kg/h All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of the plant __________ with the mechanical draught. None of these Remains constant Increases Decreases None of these Remains constant Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a boiler, feed water supplied per hour is 205 kg while coal fired per hour is 23 kg. The net enthalpy rise per kg of water is 145 kJ. If the calorific valve of the coal is 2050 kJ/kg, then the boiler efficiency will be 0.63 0.74 0.78 0.56 0.63 0.74 0.78 0.56 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In case of condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is _________ the atmospheric pressure. Higher than None of these Equal to Lower than Higher than None of these Equal to Lower than ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called Forced steam jet draught Induced steam jet draught None of these Chimney draught Forced steam jet draught Induced steam jet draught None of these Chimney draught ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an impulse reaction turbine, the pressure drops gradually and continuously over Moving blades None of these Both fixed and moving blades Fixed blades Moving blades None of these Both fixed and moving blades Fixed blades ANSWER DOWNLOAD EXAMIANS APP
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