Steam Boilers, Engines, Nozzles and Turbines The radius of a dished head is taken approximately as One fourth Half Two One One fourth Half Two One ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of shell of a Locomotive boiler is 2 m 3 m 4 m 1 m 2 m 3 m 4 m 1 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes over the blades. 10 to 15% 20 to 30% 15 to 20% 30 to 40% 10 to 15% 20 to 30% 15 to 20% 30 to 40% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The value of the reheat factor varies from 1.02 to 1.06 1.2 to 1.6 1.08 to 1.10 1.6 to 2 1.02 to 1.06 1.2 to 1.6 1.08 to 1.10 1.6 to 2 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 1.0 to 1.5 kg 0.2 to 0.4 kg 0.1 to 0.2 kg 0.6 to 0.8 kg 1.0 to 1.5 kg 0.2 to 0.4 kg 0.1 to 0.2 kg 0.6 to 0.8 kg 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 0.78 0.74 0.56 0.63 0.78 0.74 0.56 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS