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 Purchased from several parties and packed together at site Packaged boiler does not exist Supplied by same manufacturer loose and assembled at site Supplied mounted on a single base Purchased from several parties and packed together at site Packaged boiler does not exist Supplied by same manufacturer loose and assembled at site ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The numbers of fire tubes in a Cochran boiler are 115 165 75 225 115 165 75 225 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 fifth One fourth One third One half One fifth One fourth One third ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In regenerative air preheaters, the heat is transferred Heat is transferred by bleeding some gas from furnace By direct mixing From heating an intermediate material and then heating the air from this material From a metal wall from one medium to another Heat is transferred by bleeding some gas from furnace By direct mixing From heating an intermediate material and then heating the air from this material From a metal wall from one medium to another 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 density of supersaturated steam is about __________ that of the ordinary saturated vapor at the corresponding pressure. 8 times Same as 2 times 4 times 8 times Same as 2 times 4 times ANSWER DOWNLOAD EXAMIANS APP
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