Steam Boilers, Engines, Nozzles and Turbines The crown of the fire box is made hemispherical in order to 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 Give maximum strength ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the speed of the engine is controlled by means of a valve in a steam pipe, which regulates the pressure of steam entering the engine, then the governing is known as By-pass governing Cut-off governing Throttle governing None of these By-pass governing Cut-off governing Throttle governing None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement indicates the difference between Cornish boiler and Lancashire boiler? Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler Cornish boiler is a fire tube boiler whereas Lancashire boiler is a water tube boiler Cornish boiler has one flue tube whereas Lancashire boiler has two flue tubes Cornish boiler has two flue tubes whereas Lancashire boiler has one flue tube Cornish boiler is a water tube boiler whereas Lancashire boiler is a fire tube boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an experiment to determine dryness fraction of steam, the mass of water separated was 1.2 kg in 15 mts. and the mass of steam passed out in same time was 4.8 kg. Dryness fraction is 0.8 0.25 0.4 0.5 0.8 0.25 0.4 0.5 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a flywheel is To keep the engine speed uniform at all load conditions To convert reciprocating motion of the piston into rotary motion To convert rotary motion of the crankshaft into to and fro motion of the valve rod To prevent fluctuation of speed To keep the engine speed uniform at all load conditions To convert reciprocating motion of the piston into rotary motion To convert rotary motion of the crankshaft into to and fro motion of the valve rod To prevent fluctuation of speed ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The cylinder condensation or missing quantity may be reduced by Superheating the steam supplied to the engine cylinder All of these The efficient steam jacketing of the cylinder walls Keeping the expansion ratio small in each cylinder Superheating the steam supplied to the engine cylinder All of these The efficient steam jacketing of the cylinder walls Keeping the expansion ratio small in each cylinder ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS