Steam Boilers, Engines, Nozzles and Turbines The crown of the fire box is made hemispherical in order to Give maximum strength Give maximum space Resist intense heat in fire box Withstand pressure inside boiler Give maximum strength Give maximum space Resist intense heat in fire box Withstand pressure inside boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a reaction turbine, when steam flows through the moving blades, Pressure and velocity both increases Pressure and velocity both decreases Pressure decreases while velocity increases Pressure increases while velocity decreases Pressure and velocity both increases Pressure and velocity both decreases Pressure decreases while velocity increases Pressure increases while velocity decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The safety valve at superheater as compared to drum safety valve setting is set at Same value Lower value Any value Higher value Same value Lower value Any value Higher value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the circulation of water, in a boiler, is by a centrifugal pump, then the boiler is known as Externally fired boiler Natural circulation boiler Forced circulation boiler Internally fired boiler Externally fired boiler Natural circulation boiler Forced circulation boiler Internally fired boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a receiver type compound engine, the high pressure and low pressure cylinders Have separate piston rods Are set in V-arrangement Have common piston rod Are set at 90° Have separate piston rods Are set in V-arrangement Have common piston rod Are set at 90° ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines With increase in load, convection superheater has Flat characteristic Linear characteristic Rising characteristic Drooping characteristic Flat characteristic Linear characteristic Rising characteristic Drooping characteristic ANSWER DOWNLOAD EXAMIANS APP
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