Steam Boilers, Engines, Nozzles and Turbines The device attached to the steam chest for preventing explosions due to excessive internal pressure of steam is called Water level indicator Safety valve Pressure gauge Fusible plug Water level indicator Safety valve Pressure gauge Fusible plug ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a nozzle, the effect of super-saturation is to Decrease dryness fraction of steam Increase the heat drop Decrease specific volume of steam Increase the entropy Decrease dryness fraction of steam Increase the heat drop Decrease specific volume of steam Increase the entropy ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser is generally placed between Induced draft fan and forced draft fan Last superheater or reheater and air preheater Air preheater and chimney None of these Induced draft fan and forced draft fan Last superheater or reheater and air preheater Air preheater and chimney None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat equivalent to brake power to the energy supplied in steam is known as Brake thermal efficiency Overall efficiency Indicated thermal efficiency Mechanical efficiency Brake thermal efficiency Overall efficiency Indicated thermal efficiency Mechanical efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A safety valve usually employed with stationary boilers is Dead weight safety valve High steam and low water safety valve All of the listed here Lever safety valve Dead weight safety valve High steam and low water safety valve All of the listed here Lever safety valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as Impulse turbine Back pressure turbine Pass out turbine Low pressure turbine Impulse turbine Back pressure turbine Pass out turbine Low pressure turbine ANSWER DOWNLOAD EXAMIANS APP
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