Steam Boilers, Engines, Nozzles and Turbines The high steam and low water safety valve is used to blow off steam when the Water level in the boiler becomes too low None of these Steam pressure exceeds the working pressure Both (A) and (B) Water level in the boiler becomes too low None of these Steam pressure exceeds the working pressure Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be Two times the height of chimney Four times the height of chimney Equal to the height of chimney One-half the height of chimney Two times the height of chimney Four times the height of chimney Equal to the height of chimney One-half the height of chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The basic purpose of drum in boiler is to Separate steam from water Serve as storage of steam Remove salts from water Serve as storage of feed water for water wall Separate steam from water Serve as storage of steam Remove salts from water Serve as storage of feed water for water wall ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tubes in Cochran boiler is of the order of 8 cm 2 cm 6 cm 12 cm 8 cm 2 cm 6 cm 12 cm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water boils when its vapor pressure Equals 760 mm of mercury Equals that of the surroundings Equals to atmospheric pressure Equals the pressure of water in the container Equals 760 mm of mercury Equals that of the surroundings Equals to atmospheric pressure Equals the pressure of water in the container ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat actually used in producing the steam to the heat liberated in the furnace, is known as Boiler efficiency Factor of evaporation Power of a boiler Equivalent evaporation Boiler efficiency Factor of evaporation Power of a boiler Equivalent evaporation ANSWER DOWNLOAD EXAMIANS APP
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