Steam Boilers, Engines, Nozzles and Turbines Proximate analysis of fuel is determination of percentage of Higher calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Fixed carbon, ash, volatile matter, moisture Lower calorific value Higher calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Fixed carbon, ash, volatile matter, moisture Lower calorific value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The power of a boiler may be defined as 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 evaporation of 15.653 kg of water per hour from and at 100° C The amount of water evaporated from and at 100° C into dry and saturated steam 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 evaporation of 15.653 kg of water per hour from and at 100° C The amount of water evaporated from and at 100° C into dry and saturated steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the work-done on the blades per kg of steam to the total energy supplied per stage per kg of steam is called Stage efficiency Mechanical efficiency Blading efficiency Nozzle efficiency Stage efficiency Mechanical efficiency Blading efficiency Nozzle efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In forced circulation steam boilers, the force is applied To draw water To drain off the water All of these To circulate water To draw water To drain off the water All of these To circulate water ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The increase in pressure Reduces its volume Lowers the boiling point of a liquid Raises the boiling point of a liquid Does not affects the boiling point of a liquid Reduces its volume Lowers the boiling point of a liquid Raises the boiling point of a liquid Does not affects the boiling point of a liquid ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for a compound steam engine? The temperature range per cylinder is increased, with corresponding increase in condensation The ratio of expansion is reduced, thus reducing the length of stroke The cost of the engine, for the same power and economy, is more than that of a simple steam engine The forces in the working parts are increased as the forces are distributed over more parts The temperature range per cylinder is increased, with corresponding increase in condensation The ratio of expansion is reduced, thus reducing the length of stroke The cost of the engine, for the same power and economy, is more than that of a simple steam engine The forces in the working parts are increased as the forces are distributed over more parts ANSWER DOWNLOAD EXAMIANS APP
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