Steam Boilers, Engines, Nozzles and Turbines Lancashire boiler is used where working pressure and power required are Low None of these Moderate High Low None of these Moderate High ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of reaction turbine is maximum when (where α = Angle made by the absolute velocity ‘V’ at inlet) Vb = 0.5 V² cosα Vb = V cos α Vb = V² cos α Vb = 0.5 V cosα Vb = 0.5 V² cosα Vb = V cos α Vb = V² cos α Vb = 0.5 V cosα ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Superheating of steam is done at Constant volume Constant temperature Constant pressure Constant entropy Constant volume Constant temperature Constant pressure Constant entropy ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tube of Cornish boiler compared to its shell is One fourth One fifth One third One half One fourth One fifth One third One half ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fusible plug in small boilers is located In the fire tubes Over the combustion chamber In the drum Above steam dome In the fire tubes Over the combustion chamber In the drum Above steam dome ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Boiler stays are used to Take care of failure in shear Provide support for boiler Prevent flat surfaces under pressure from tearing apart Take care of failure in compression Take care of failure in shear Provide support for boiler Prevent flat surfaces under pressure from tearing apart Take care of failure in compression ANSWER DOWNLOAD EXAMIANS APP
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