Steam Boilers, Engines, Nozzles and Turbines An economiser is generally placed between Last superheater or reheater and air preheater Induced draft fan and forced draft fan None of these Air preheater and chimney Last superheater or reheater and air preheater Induced draft fan and forced draft fan None of these Air preheater and chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The nozzle efficiency is the ratio of Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam None of these Workdone on the blades to the energy supplied to the blades Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam None of these Workdone on the blades to the energy supplied to the blades ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A nozzle is said to be a convergent nozzle None of these When the cross-section of the nozzle decreases continuously from entrance to exit When the cross-section of the nozzle increases continuously from entrance to exit When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit None of these When the cross-section of the nozzle decreases continuously from entrance to exit When the cross-section of the nozzle increases continuously from entrance to exit When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The increase in pressure Does not affects the boiling point of a liquid Raises the boiling point of a liquid Reduces its volume Lowers the boiling point of a liquid Does not affects the boiling point of a liquid Raises the boiling point of a liquid Reduces its volume Lowers the boiling point of a liquid ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Gusset stays in a boiler are provided to Avoid explosion in furnace Prevent the bulging of flat surfaces Prevent leakage of hot flue gases Support furnace freely from top Avoid explosion in furnace Prevent the bulging of flat surfaces Prevent leakage of hot flue gases Support furnace freely from top ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The water tubes in a simple vertical boiler are Horizontal Vertical None of the listed here Inclined Horizontal Vertical None of the listed here Inclined ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS