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

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

ANSWER DOWNLOAD EXAMIANS APP

Steam Boilers, Engines, Nozzles and Turbines
The equivalent evaporation is defined as

The amount of water evaporated or steam produced in kg per kg of fuel burnt
The amount of water evaporated from and at 100°C into dry and saturated steam
The evaporation of 15.653 kg of water per hour from and at 100°C
The ratio of heat actually used in producing the steam to the heat liberated in the furnace

ANSWER DOWNLOAD EXAMIANS APP