Steam Boilers, Engines, Nozzles and Turbines The function of a piston rod is To guide motion of the piston rod and to prevent it from bending To convert heat energy of the steam into mechanical work To exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross head To guide motion of the piston rod and to prevent it from bending To convert heat energy of the steam into mechanical work To exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross head ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of a thermal power plant is of the order of 0.45 0.15 0.2 0.3 0.45 0.15 0.2 0.3 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for a compound steam engine? The ratio of expansion is reduced, thus reducing the length of stroke The temperature range per cylinder is increased, with corresponding increase in condensation 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 ratio of expansion is reduced, thus reducing the length of stroke The temperature range per cylinder is increased, with corresponding increase in condensation 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
Steam Boilers, Engines, Nozzles and Turbines Ultimate analysis of fuel is determination of percentage of Fixed carbon, ash, volatile matter, moisture Lower calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Higher calorific value Fixed carbon, ash, volatile matter, moisture Lower calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Higher calorific value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The performance of a boiler is measured by the Steam produced in kg/h All of the listed here Amount of water evaporated per hour Steam produced in kg/kg of fuel burnt Steam produced in kg/h All of the listed here Amount of water evaporated per hour Steam produced in kg/kg of fuel burnt ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The saturation temperature of steam with increase in pressure increases Inversely Linearly Rapidly first and then slowly Slowly first and then rapidly Inversely Linearly Rapidly first and then slowly Slowly first and then rapidly ANSWER DOWNLOAD EXAMIANS APP
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