Steam Boilers, Engines, Nozzles and Turbines The height of chimney in a power plant is governed by Control of pollution Quantity of flue gases to be handled Limitation of construction facilities The draft to be created Control of pollution Quantity of flue gases to be handled Limitation of construction facilities The draft to be created ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The velocity of steam leaving the nozzle (V) is given by (where K = Nozzle coefficient or nozzle efficiency, and hd = Enthalpy or heat drop during expansion of steam in a nozzle) V = 44.72 hd K V = 44.72 K hd V = 44.72 K hd V = 44.72 K hd V = 44.72 hd K V = 44.72 K hd V = 44.72 K hd V = 44.72 K hd ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the speed of the crankshaft is between 100 r.p.m. and 250 r.p.m., the engine said to be a Slow speed engine None of the listed here High speed steam engine Medium speed steam engine Slow speed engine None of the listed here High speed steam engine Medium speed steam engine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of fire tubes in Cochran boiler is of the order of 12 cm 6 cm 2 cm 8 cm 12 cm 6 cm 2 cm 8 cm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A boiler in India should conform to safety regulations of ASTM DIN IBR BS ASTM DIN IBR BS 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 Boil Cool down Flash i.e. get converted into steam Remain as it was Boil Cool down Flash i.e. get converted into steam Remain as it was ANSWER DOWNLOAD EXAMIANS APP