Steam Boilers, Engines, Nozzles and Turbines The ratio of the isentropic heat drop to the heat supplied, is called Reheat factor Rankine efficiency Internal efficiency Stage efficiency Reheat factor Rankine efficiency Internal efficiency Stage efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The discharge is __________ at critical pressure. Maximum Zero Minimum None of these Maximum Zero Minimum None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The feed check valve is used in order to Check level of water in boiler drum Regulate flow of boiler water Recirculate unwanted feed water Allow high pressure feed water to flow to drum and not allow reverse flow to take place Check level of water in boiler drum Regulate flow of boiler water Recirculate unwanted feed water Allow high pressure feed water to flow to drum and not allow reverse flow to take place 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% 10 to 15% 30 to 40% 20 to 30% 15 to 20% 10 to 15% 30 to 40% 20 to 30% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The pressure of steam in the engine cylinder at the beginning of the stroke is ________ the boiler pressure. Less than Higher than Equal to None of these Less than Higher than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Adiabatic process is Constant temperature process Reversible process Non-heat transfer process Essentially an isentropic process Constant temperature process Reversible process Non-heat transfer process Essentially an isentropic process ANSWER DOWNLOAD EXAMIANS APP
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