Steam Boilers, Engines, Nozzles and Turbines The high steam and low water safety valve is not used in Cornish boiler Lancashire boiler Cochran boiler Locomotive boiler Cornish boiler Lancashire boiler Cochran boiler Locomotive boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser in a boiler Increases steam flow Decreases fuel consumption Decreases steam pressure Increases steam pressure Increases steam flow Decreases fuel consumption Decreases steam pressure Increases steam pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a piston in a steam engine is To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment None of these To transfer motion from the piston to the cross-head To guide motion of the piston rod and to prevent it from bending To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment None of these To transfer motion from the piston to the cross-head To guide motion of the piston rod and to prevent it from bending ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Adiabatic process is Reversible process Essentially an isentropic process Constant temperature process Non-heat transfer process Reversible process Essentially an isentropic process Constant temperature process Non-heat transfer process ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Vacuum for reciprocating steam engines compared to steam turbines is Less More Equal Could be more or less depending on the size of plant Less More Equal Could be more or less depending on the size of plant ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a reaction turbine is 2 sin²α/(1 + sin²α) (1 + sin²α)/2 sin²α (1 + cos²α)/2 cos²α 2 cos²α/(1 + cos²α) 2 sin²α/(1 + sin²α) (1 + sin²α)/2 sin²α (1 + cos²α)/2 cos²α 2 cos²α/(1 + cos²α) ANSWER DOWNLOAD EXAMIANS APP
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