Steam Boilers, Engines, Nozzles and Turbines The ratio of total useful heat drop to the total isentropic heat drop, is called None of these Rankine efficiency Internal efficiency Stage efficiency None of these Rankine efficiency Internal efficiency Stage efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tube of Cornish boiler compared to its shell is One half One third One fifth One fourth One half One third One fifth One fourth ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The main object of a boiler trial is All of these To determine the generating capacity of the boiler To prepare heat balance sheet for the boiler To determine the thermal efficiency of the boiler when working at a definite pressure All of these To determine the generating capacity of the boiler To prepare heat balance sheet for the boiler To determine the thermal efficiency of the boiler when working at a definite pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The working pressure range for a LaMont boiler is 1 to 15 MN/m² 2.5 to 15 MN/m² 3.5 to 20 MN/m² 0.5 to 10 MN/m² 1 to 15 MN/m² 2.5 to 15 MN/m² 3.5 to 20 MN/m² 0.5 to 10 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the clearance volume to the swept volume is called Clearance ratio Cut-off ratio Expansion ratio None of these Clearance ratio Cut-off ratio Expansion ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A packaged boiler is one in which various parts like firing equipment, fans, feed pumps and automatic controls are Supplied mounted on a single base Packaged boiler does not exist Purchased from several parties and packed together at site Supplied by same manufacturer loose and assembled at site Supplied mounted on a single base Packaged boiler does not exist Purchased from several parties and packed together at site Supplied by same manufacturer loose and assembled at site ANSWER DOWNLOAD EXAMIANS APP