Steam Boilers, Engines, Nozzles and Turbines The friction in the nozzle __________ exit velocity of steam. Increases Decreases None of these Has no effect on Increases Decreases None of these Has no effect on ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A nozzle is said to be a convergent nozzle None of these When the cross-section of the nozzle increases continuously from entrance to exit When the cross-section of the nozzle decreases continuously from entrance to exit When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit None of these When the cross-section of the nozzle increases continuously from entrance to exit When the cross-section of the nozzle decreases continuously from entrance to exit When the cross-section of the nozzle first decreases from entrance to throat and then increases from its throat to exit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the isentropic heat drop to the heat supplied, is called Stage efficiency Internal efficiency Reheat factor Rankine efficiency Stage efficiency Internal efficiency Reheat factor Rankine efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an ideal impulse turbine, the Axial velocity at inlet is equal to that at the outlet Absolute velocity at the inlet of moving blade is equal to that at the outlet Whirl velocity at inlet is equal to that at the outlet Relative velocity at the inlet of the moving blade is equal to that at the outlet Axial velocity at inlet is equal to that at the outlet Absolute velocity at the inlet of moving blade is equal to that at the outlet Whirl velocity at inlet is equal to that at the outlet Relative velocity at the inlet of the moving blade is equal to that at the outlet ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a piston rod is To exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross head To convert heat energy of the steam into mechanical work To guide motion of the piston rod and to prevent it from bending To exhaust steam from the cylinder at proper moment To transfer motion from the piston to the cross head To convert heat energy of the steam into mechanical work To guide motion of the piston rod and to prevent it from bending ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An ideal regenerative cycle is More than Carnot cycle Less than Carnot cycle Could be anything Equal to Carnot cycle More than Carnot cycle Less than Carnot cycle Could be anything Equal to Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
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