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 The effect of friction on the flow of steam through a nozzle is to Increase the mass flow rate and to increase the exit temperature Decrease the mass flow rate and to decrease the wetness of steam Decrease the mass flow rate and to increase the wetness of steam Increase the exit temperature without any effect on mass flow rate Increase the mass flow rate and to increase the exit temperature Decrease the mass flow rate and to decrease the wetness of steam Decrease the mass flow rate and to increase the wetness of steam Increase the exit temperature without any effect on mass flow rate ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A double acting steam engine with a cylinder diameter of 190 mm and a stroke of 300 mm has a cut-off of 0.35. The expansion ratio for this engine is nearly 10.05 2.86 6.65 1.05 10.05 2.86 6.65 1.05 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The natural draught is produced by Steam jet Both (A) and (B) Chimney Centrifugal fan Steam jet Both (A) and (B) Chimney Centrifugal fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure of reheat steam after passing through reheater compared to inlet condition is Less Equal May be more or less depending on capacity of reheater More Less Equal May be more or less depending on capacity of reheater More 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 1.0 to 1.5 kg 0.6 to 0.8 kg 0.1 to 0.2 kg 0.2 to 0.4 kg 1.0 to 1.5 kg 0.6 to 0.8 kg 0.1 to 0.2 kg 0.2 to 0.4 kg ANSWER DOWNLOAD EXAMIANS APP
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