Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle increases continuously from entrance to exit, it is called a Convergent-divergent nozzle Convergent nozzle Divergent nozzle None of these Convergent-divergent nozzle Convergent nozzle Divergent nozzle None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Sulphur in coal results in Facilitating ash precipitation Spontaneous combustion during coal storage Corroding air heaters All of these Facilitating ash precipitation Spontaneous combustion during coal storage Corroding air heaters All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser is generally placed between Induced draft fan and forced draft fan Last superheater or reheater and air preheater Air preheater and chimney None of these Induced draft fan and forced draft fan Last superheater or reheater and air preheater Air preheater and chimney None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum heat loss is a boiler occurs due to Dry flue gases Unburnt carbon Moisture in fuel Steam formation Dry flue gases Unburnt carbon Moisture in fuel Steam formation ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The cylindrical shell of a Lancashire boiler has diameter from 1.25 to 2.25 m 1.5 to 2.5 m 1.75 to 2.75 m 1 to 2 m 1.25 to 2.25 m 1.5 to 2.5 m 1.75 to 2.75 m 1 to 2 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes in a Lancashire boiler compared to its shell is Two-fourth Two-fifth One-half One-third Two-fourth Two-fifth One-half One-third ANSWER DOWNLOAD EXAMIANS APP