Steam Boilers, Engines, Nozzles and Turbines The diameter of a cylindrical shell of a Scotch marine boiler varies from 1.5 to 2 m 2.5 to 3.5 m 3.5 to 4.5 m None of these 1.5 to 2 m 2.5 to 3.5 m 3.5 to 4.5 m None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of well maintained boiler will be of the order 0.75 0.5 0.9 0.4 0.75 0.5 0.9 0.4 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called Forced steam jet draught Induced steam jet draught Chimney draught None of these Forced steam jet draught Induced steam jet draught Chimney draught None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are Externally fired None of these Internally fired Internally as well as externally fired Externally fired None of these Internally fired Internally as well as externally fired ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not correct statement about the function of furnace? Maintain heat supply to prepare and ignite the incoming fuel To provide proper conditions for continuous complete combustion Mix fuel with air and ignite Separate ash from coal Maintain heat supply to prepare and ignite the incoming fuel To provide proper conditions for continuous complete combustion Mix fuel with air and ignite Separate ash from coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of Cornish boiler varies from 3 to 5 m 7 to 9 m 2 to 4.5 m 5 to 7.5 m 3 to 5 m 7 to 9 m 2 to 4.5 m 5 to 7.5 m ANSWER DOWNLOAD EXAMIANS APP