Steam Boilers, Engines, Nozzles and Turbines During polytropic process Heat transfer takes place across cylinder walls Steam may be wet, dry or superheated after expansion All of these Work is done Heat transfer takes place across cylinder walls Steam may be wet, dry or superheated after expansion All of these Work is done ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pick up the correct statement as regards Cornish boiler and Lancashire boiler Cornish has two fire tubes and Lancashire has one Lancashire has two fire tubes and Cornish has one Cornish is water tube and Lancashire is fire tube Cornish is fire tube and Lancashire is water tube Cornish has two fire tubes and Lancashire has one Lancashire has two fire tubes and Cornish has one Cornish is water tube and Lancashire is fire tube Cornish is fire tube and Lancashire is water tube ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a cross-head is to guide motion of the _________ and to prevent it from bending. Piston rod Valve rod Connecting rod Eccentric rod Piston rod Valve rod Connecting rod Eccentric rod 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 2.86 6.65 1.05 10.05 2.86 6.65 1.05 10.05 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure boiler is one, which produces steam at a pressure more than 5 kg/cm² 7580 kg/cm² Atmospheric pressure 10 kg/cm² 5 kg/cm² 7580 kg/cm² Atmospheric pressure 10 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following statement is correct for steam turbines as compared to reciprocating steam engines? The efficiency of steam turbine is higher A steam turbine develops higher speeds All of these The steam consumption is less The efficiency of steam turbine is higher A steam turbine develops higher speeds All of these The steam consumption is less ANSWER DOWNLOAD EXAMIANS APP
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