Steam Boilers, Engines, Nozzles and Turbines The velocity of flue gases (V) through the chimney under a static draught of (H') metres is given by V = 2g H' V = 2g/H' V = 2gH' V = H'/2g V = 2g H' V = 2g/H' V = 2gH' V = H'/2g ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In impulse turbines, when friction is neglected, the relative velocity of steam at outlet tip of the blade is _________ the relative velocity of steam at inlet tip of the blade. Less than Equal to None of these Greater than Less than Equal to None of these Greater than ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the cross-section of a nozzle __________ continuously from entrance to exit, it is called a convergent nozzle. Increases Decreases Remain same None of these Increases Decreases Remain same None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Over fire burning is the phenomenon of Supply of excess coal Burning CO and unburnt in upper zone of furnace by supplying more air Fuel bed firing Supply of excess, air Supply of excess coal Burning CO and unburnt in upper zone of furnace by supplying more air Fuel bed firing Supply of excess, air ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser is generally placed between None of these Induced draft fan and forced draft fan Air preheater and chimney Last superheater or reheater and air preheater None of these Induced draft fan and forced draft fan Air preheater and chimney Last superheater or reheater and air preheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines 1 kg.m is equal to None of these 102 Joules 427 Joules 9.81 Joules None of these 102 Joules 427 Joules 9.81 Joules ANSWER DOWNLOAD EXAMIANS APP