Steam Boilers, Engines, Nozzles and Turbines Spontaneous combustion is a phenomenon in which Explosion in furnace All the fuel burns instantaneously producing high energy release Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal Fuel burns with less air Explosion in furnace All the fuel burns instantaneously producing high energy release Coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal Fuel burns with less air ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The selection of type and size of a steam boiler depends upon All of these The geographical position of the power house The power required and working pressure The fuel and water available All of these The geographical position of the power house The power required and working pressure The fuel and water available ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The flow through a nozzle is regarded as Isentropic flow Isothermal flow Constant volume flow Constant pressure flow Isentropic flow Isothermal flow Constant volume flow Constant pressure flow ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which type of boiler can meet rapid changes of load? Horizontal fire tube type Forced circulation type Horizontal water tube type Vertical fire tube type Horizontal fire tube type Forced circulation type Horizontal water tube type Vertical fire tube type ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Equivalent evaporation is the amount of water evaporated in a boiler from and at 100°C Room temperature 0°C Saturation temperature at given pressure 100°C Room temperature 0°C Saturation temperature at given pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The equivalent evaporation is defined as 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
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