Steam Boilers, Engines, Nozzles and Turbines The friction in the nozzle __________ exit velocity of steam. Increases None of these Decreases Has no effect on Increases None of these Decreases Has no effect on ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Thermal efficiency of a thermal power plant is of the order of 0.3 0.2 0.45 0.15 0.3 0.2 0.45 0.15 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In designing air preheaters, the important design consideration is that Stack gases should not be cooled to the dew point Approach temperature should be as low as possible Heat transfer area should be optimum Handling and maintenance should be easier Stack gases should not be cooled to the dew point Approach temperature should be as low as possible Heat transfer area should be optimum Handling and maintenance should be easier ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a uniflow engine Steam enters at the centre and exhausts at the other end Steam enters and exhausts through the same port Steam enters at one end and exhausts at the centre None of these Steam enters at the centre and exhausts at the other end Steam enters and exhausts through the same port Steam enters at one end and exhausts at the centre None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of Cornish boiler varies from 7 to 9 m 5 to 7.5 m 3 to 5 m 2 to 4.5 m 7 to 9 m 5 to 7.5 m 3 to 5 m 2 to 4.5 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A condenser in a steam power plant Increases expansion ratio of steam Reduces back pressure of steam Reduces temperature of exhaust steam All of these Increases expansion ratio of steam Reduces back pressure of steam Reduces temperature of exhaust steam All of these ANSWER DOWNLOAD EXAMIANS APP
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