Steam Boilers, Engines, Nozzles and Turbines The ratio of the useful heat drop to the isentropic heat drop is called Vacuum efficiency Condenser efficiency Nozzle efficiency Boiler efficiency Vacuum efficiency Condenser efficiency Nozzle efficiency Boiler efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameters of fire tubes and superheater tubes in locomotive boiler are 65.5 mm, 210 mm 47.5 mm, 130 mm 24.5 mm, 65 mm 32.5 mm, 180 mm 65.5 mm, 210 mm 47.5 mm, 130 mm 24.5 mm, 65 mm 32.5 mm, 180 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The Parsons' reaction turbine has Fixed and moving blades of different shape Only fixed blades Only moving blades Identical fixed and moving blades Fixed and moving blades of different shape Only fixed blades Only moving blades Identical fixed and moving blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle increases continuously from entrance to exit, it is called a Divergent nozzle Convergent-divergent nozzle Convergent nozzle None of these Divergent nozzle Convergent-divergent nozzle Convergent nozzle None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The coal requirement per kW hour generation in the thermal power plant is of the order of 0.1 to 0.2 kg 1.0 to 1.5 kg 0.2 to 0.4 kg 0.6 to 0.8 kg 0.1 to 0.2 kg 1.0 to 1.5 kg 0.2 to 0.4 kg 0.6 to 0.8 kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Curtis turbine is a Simple reaction turbine Velocity compounded turbine Pressure-velocity compounded turbine Pressure compounded turbine Simple reaction turbine Velocity compounded turbine Pressure-velocity compounded turbine Pressure compounded turbine ANSWER DOWNLOAD EXAMIANS APP
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