Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called Chimney draught Induced steam jet draught Forced steam jet draught None of these Chimney draught Induced steam jet draught Forced steam jet draught None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For combustion of a fuel, following is essential All the three above Proper ignition temperature Correct fuel air ratio O₂ to support combustion All the three above Proper ignition temperature Correct fuel air ratio O₂ to support combustion ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water at pressure of 4 kg/cm² and 160°C temperature when exposed to atmosphere will Cool down Remain as it was Flash i.e. get converted into steam Boil Cool down Remain as it was Flash i.e. get converted into steam Boil 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 first decreases from entrance to throat and then increases from its throat to exit When the cross-section of the nozzle decreases continuously from entrance 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 first decreases from entrance to throat and then increases from its throat to exit When the cross-section of the nozzle decreases continuously from entrance to exit ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of friction in the nozzle ___ dryness fraction of steam. None of the listed here Increases Has no effect on Decreases None of the listed here Increases Has no effect on Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of friction on the flow of steam through a nozzle is to Decrease the mass flow rate and to decrease the wetness of steam Increase the mass flow rate and to increase the exit temperature Decrease the mass flow rate and to increase the wetness of steam Increase the exit temperature without any effect on mass flow rate Decrease the mass flow rate and to decrease the wetness of steam Increase the mass flow rate and to increase the exit temperature Decrease the mass flow rate and to increase the wetness of steam Increase the exit temperature without any effect on mass flow rate ANSWER DOWNLOAD EXAMIANS APP
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