Steam Boilers, Engines, Nozzles and Turbines
Fire tube boilers are those in which

Water passes through the tubes and flue gases around it
Flue gases pass through tubes and water around it
Forced circulation takes place
Tubes are laid vertically

ANSWER DOWNLOAD EXAMIANS APP

Steam Boilers, Engines, Nozzles and Turbines
When the inlet pressure of steam is equal to the exit pressure, then

There is a pressure drop in the nozzle
There is no pressure drop and fluid does not flow through the nozzle
Fluid flows through the nozzle
Pressure drops and fluid flows through the nozzle

ANSWER DOWNLOAD EXAMIANS APP