Steam Boilers, Engines, Nozzles and Turbines A _________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit. Safety valve Blow off cock Fusible plug Stop valve Safety valve Blow off cock Fusible plug Stop valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Latent heat of dry steam at atmospheric pressure is equal to 539 kcal/ kg 100 kcal/ kg 539 BTU/ lb 427 kcal/ kg 539 kcal/ kg 100 kcal/ kg 539 BTU/ lb 427 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of cylindrical shell of the Lancashire boiler is of the order of 1.75 to 2.75 m 1 to 1.75 m 1 to 1.25 m 2 to 4 m 1.75 to 2.75 m 1 to 1.75 m 1 to 1.25 m 2 to 4 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a piston in a steam engine is None of these To guide motion of the piston rod and to prevent it from bending To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross-head None of these To guide motion of the piston rod and to prevent it from bending To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross-head ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water in feed water heaters and then supplying it to the boiler is known as Regenerative heating Reheating of steam None of these Bleeding Regenerative heating Reheating of steam None of these Bleeding ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for steam turbines as compared to reciprocating steam engines? The steam consumption is less All of these A steam turbine develops higher speeds The efficiency of steam turbine is higher The steam consumption is less All of these A steam turbine develops higher speeds The efficiency of steam turbine is higher ANSWER DOWNLOAD EXAMIANS APP
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