Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially dry saturated steam is 0.601 0.577 0.546 0.582 0.601 0.577 0.546 0.582 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In case of condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is _________ the atmospheric pressure. Higher than Lower than None of these Equal to Higher than Lower than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which type of boiler can meet rapid changes of load? Forced circulation type Vertical fire tube type Horizontal water tube type Horizontal fire tube type Forced circulation type Vertical fire tube type Horizontal water tube type Horizontal fire tube type ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the ash-pit under the fire grate of the furnace is called None of these Induced steam jet draught Chimney draught Forced steam jet draught None of these Induced steam jet draught Chimney draught Forced steam jet draught ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Locomotive boiler has __________ diameter. 5.47 mm 7.45 mm 4.75 mm 47.5 mm 5.47 mm 7.45 mm 4.75 mm 47.5 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not the correct statement about moisture in coal? It increases thermal efficiency Inherent moisture and surface moisture are different things Some moisture in coal helps in better burning which is not possible with completely dry coal In some coals moisture may be present up to 40% It increases thermal efficiency Inherent moisture and surface moisture are different things Some moisture in coal helps in better burning which is not possible with completely dry coal In some coals moisture may be present up to 40% ANSWER DOWNLOAD EXAMIANS APP
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