Steam Boilers, Engines, Nozzles and Turbines The theoretical indicator diagram of a simple steam engine is based upon the assumption that The expansion (or compression) of the steam is hyperbolic Steam is admitted at boiler pressure and exhausted at condenser pressure There is no pressure drop due to condensation All of these The expansion (or compression) of the steam is hyperbolic Steam is admitted at boiler pressure and exhausted at condenser pressure There is no pressure drop due to condensation All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Cut-off governing as compared to throttle governing is More efficient and more economical More efficient and less economical Less efficient and less economical Less efficient and more economical More efficient and more economical More efficient and less economical Less efficient and less economical Less efficient and more economical ANSWER DOWNLOAD EXAMIANS APP
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 = H'/2g V = 2gH' V = 2g/H' V = 2g H' V = H'/2g V = 2gH' V = 2g/H' ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Besides mean effective pressure, the data required to determine the indicated power of an engine include Piston diameter, length of stroke and calorific value of fuel Piston diameter, specific fuel consumption and Calorific value of fuel Piston diameter, length of stroke and speed of rotation Specific fuel consumption, speed of rotation and torque Piston diameter, length of stroke and calorific value of fuel Piston diameter, specific fuel consumption and Calorific value of fuel Piston diameter, length of stroke and speed of rotation Specific fuel consumption, speed of rotation and torque ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A regenerative steam cycle renders Increased work output per unit mass of steam Decreased work output per unit mass of steam as well as increased thermal efficiency Decreased work output per unit mass of steam Increased thermal efficiency Increased work output per unit mass of steam Decreased work output per unit mass of steam as well as increased thermal efficiency Decreased work output per unit mass of steam Increased thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines On Millier chart, the constant pressure lines First rise up and then fall Are equally spaced throughout Diverge from left to right Diverge from right to left First rise up and then fall Are equally spaced throughout Diverge from left to right Diverge from right to left ANSWER DOWNLOAD EXAMIANS APP
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