Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Cochran boiler usually have _________ diameter. 6.25 mm 92.5 mm 72.5 mm 62.5 mm 6.25 mm 92.5 mm 72.5 mm 62.5 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The number of water level indicators in a boiler are generally __________ in number. One Three Four Two One Three Four Two ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In order to reduce the rotor speed of an impulse turbine, the method employed is All of these Velocity compounding Pressure compounding Pressure-velocity compounding All of these Velocity compounding Pressure compounding Pressure-velocity compounding ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An air preheater is installed Before the economiser None of these Before the superheater Between the economiser and chimney Before the economiser None of these Before the superheater Between the economiser and chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The aim of a compound steam engine is All of these To reduce the length of stroke To reduce the ratio of expansion in each cylinder To reduce the temperature range in each cylinder All of these To reduce the length of stroke To reduce the ratio of expansion in each cylinder To reduce the temperature range in each cylinder ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diagram efficiency is the ratio of Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam None of these Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam Workdone on the blades to the energy supplied to the blades Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam None of these Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam Workdone on the blades to the energy supplied to the blades ANSWER DOWNLOAD EXAMIANS APP
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