Steam Boilers, Engines, Nozzles and Turbines For burning 1 kg of carbon to CO as per chemically correct combustion, amount of air required is 4/3 kg 1 kg 2 kg 8/3 kg 4/3 kg 1 kg 2 kg 8/3 kg 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 0.2 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 1.0 to 1.5 kg 0.6 to 0.8 kg 0.1 to 0.2 kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A packaged boiler is one in which various parts like firing equipment, fans, feed pumps and automatic controls are Supplied by same manufacturer loose and assembled at site Purchased from several parties and packed together at site Packaged boiler does not exist Supplied mounted on a single base Supplied by same manufacturer loose and assembled at site Purchased from several parties and packed together at site Packaged boiler does not exist Supplied mounted on a single base ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes over the blades. 15 to 20% 30 to 40% 10 to 15% 20 to 30% 15 to 20% 30 to 40% 10 to 15% 20 to 30% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a compound steam engine, the first stage of expansion is carried out in a high pressure cylinder whereas the last expansion is completed in low pressure cylinder. The diameter of high pressure cylinder is _________ the low pressure cylinder. None of the listed here More than Equal to Less than None of the listed here More than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The factor of evaporation for all boilers is always Less than unity Greater than unity Equal to unity None of these Less than unity Greater than unity Equal to unity None of these ANSWER DOWNLOAD EXAMIANS APP
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