Steam Boilers, Engines, Nozzles and Turbines A condenser in a steam power plant Reduces back pressure of steam All of these Reduces temperature of exhaust steam Increases expansion ratio of steam Reduces back pressure of steam All of these Reduces temperature of exhaust steam Increases expansion ratio of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle increases continuously from entrance to exit, it is called a None of these Divergent nozzle Convergent nozzle Convergent-divergent nozzle None of these Divergent nozzle Convergent nozzle Convergent-divergent nozzle ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The coal requirement per kW hour generation in the thermal power plant is of the order of 0.1 to 0.2 kg 1.0 to 1.5 kg 0.2 to 0.4 kg 0.6 to 0.8 kg 0.1 to 0.2 kg 1.0 to 1.5 kg 0.2 to 0.4 kg 0.6 to 0.8 kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum heat loss is a boiler occurs due to Dry flue gases Moisture in fuel Unburnt carbon Steam formation Dry flue gases Moisture in fuel Unburnt carbon Steam formation ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on volume basis is 0.23 0.4 0.3 0.21 0.23 0.4 0.3 0.21 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a piston in a steam engine is To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross-head None of these To guide motion of the piston rod and to prevent it from bending To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross-head None of these To guide motion of the piston rod and to prevent it from bending ANSWER DOWNLOAD EXAMIANS APP
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