Steam Boilers, Engines, Nozzles and Turbines The ratio of heat actually used in producing the steam to the heat liberated in the furnace, is known as Factor of evaporation Boiler efficiency Power of a boiler Equivalent evaporation Factor of evaporation Boiler efficiency Power of a boiler Equivalent evaporation ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the temperature rise of cooling water to the vacuum temperature minus inlet cooling water temperature is called Vacuum efficiency Boiler efficiency Condenser efficiency Nozzle efficiency Vacuum efficiency Boiler efficiency Condenser efficiency Nozzle efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines 1 kg.m is equal to 427 Joules 9.81 Joules 102 Joules None of these 427 Joules 9.81 Joules 102 Joules None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the back pressure of a nozzle is below the designed value of pressure at exit of nozzle, the nozzle is said to be Under-damping Choked Over-damping None of these Under-damping Choked Over-damping None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum steam pressure in a Locomotive boiler is limited to 180 MN/m² 18 MN/m² 0.18 MN/m² 1.8 MN/m² 180 MN/m² 18 MN/m² 0.18 MN/m² 1.8 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The isentropic enthalpy drop in moving blade is two-third of the isentropic enthalpy drop in fixed blades of a turbine. The degree of reaction will be 0.4 0.56 0.67 1.67 0.4 0.56 0.67 1.67 ANSWER DOWNLOAD EXAMIANS APP