Steam Boilers, Engines, Nozzles and Turbines Adiabatic process is Non-heat transfer process Reversible process Constant temperature process Essentially an isentropic process Non-heat transfer process Reversible process Constant temperature process Essentially an isentropic process ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The rate of steam produced in Benson boiler is 100 tonnes/h 135 tonnes/h 175 tonnes/h 250 tonnes/h 100 tonnes/h 135 tonnes/h 175 tonnes/h 250 tonnes/h ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The friction present between the steam and the nozzle surfaces reduces the heat drop by 40 to 60% 10 to 15% 25 to 40% 15 to 25% 40 to 60% 10 to 15% 25 to 40% 15 to 25% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Film boiling occurs at Medium pressures Very low pressure Very high pressures Atmospheric pressures Medium pressures Very low pressure Very high pressures Atmospheric pressures ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser _________ the steam raising capacity of a boiler. Decreases Increases None of these Has no effect on Decreases Increases None of these Has no effect on ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the circulation of water, in a boiler, is by a centrifugal pump, then the boiler is known as Natural circulation boiler Externally fired boiler Forced circulation boiler Internally fired boiler Natural circulation boiler Externally fired boiler Forced circulation boiler Internally fired boiler ANSWER DOWNLOAD EXAMIANS APP
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