Steam Boilers, Engines, Nozzles and Turbines The friction present between the steam and the nozzle surfaces reduces the heat drop by 10 to 15% 25 to 40% 40 to 60% 15 to 25% 10 to 15% 25 to 40% 40 to 60% 15 to 25% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The dry saturated steam at very low pressure, (510 kg/cm²) when throttled to atmosphere will become Remain dry saturated Wet Dry Superheated Remain dry saturated Wet Dry Superheated ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Equivalent evaporation is the amount of water evaporated in a boiler from and at 100°C Room temperature 0°C Saturation temperature at given pressure 100°C Room temperature 0°C Saturation temperature at given pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a throttling process Steam temperature remains constant Steam entropy remains constant Steam enthalpy remains constant Steam pressure remains constant Steam temperature remains constant Steam entropy remains constant Steam enthalpy remains constant Steam pressure remains constant ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Lancashire boiler is used where working pressure and power required are Low Moderate High None of these Low Moderate High None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The Locomotive boiler has 147 fire tubes and 34 superheated tubes 157 fire tubes and 24 superheated tubes 167 fire tubes and 14 superheated tubes 137 fire tubes and 44 superheated tubes 147 fire tubes and 34 superheated tubes 157 fire tubes and 24 superheated tubes 167 fire tubes and 14 superheated tubes 137 fire tubes and 44 superheated tubes ANSWER DOWNLOAD EXAMIANS APP