The diameter of fire tubes in Cochran boiler is of the order of 12 cm 2 cm 6 cm 8 cm TRUE ANSWER : ? YOUR ANSWER : ?
The safety valve on boiler drum compared to safety valve on superheater is set at Higher value Same value Lower value Lower/higher depending on steam flow TRUE ANSWER : ? YOUR ANSWER : ?
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 = 2g/H' V = 2gH' TRUE ANSWER : ? YOUR ANSWER : ?
The ratio of total useful heat drop to the total isentropic heat drop, is called Stage efficiency None of these Internal efficiency Rankine efficiency TRUE ANSWER : ? YOUR ANSWER : ?
Rateau turbine is Velocity compounded turbine Pressure-velocity compounded turbine Pressure compounded turbine Simple reaction turbine TRUE ANSWER : ? YOUR ANSWER : ?
In a single acting steam engine The steam is admitted on one side of the piston and one working stroke is produced during each revolution of the crankshaft The steam is admitted, in turn, on both sides of the piston and two working strokes are produced during each revolution of the crankshaft The steam is admitted on one side of the piston and two working strokes are produced during each revolution of the crankshaft The steam is admitted, in turn, on both sides of the piston and one working stroke is produced during each revolution of the crankshaft TRUE ANSWER : ? YOUR ANSWER : ?
A condenser where circulating water flows through tubes which are surrounded by steam, in known as Evaporative condenser Surface condenser Jet condenser Barometric condenser TRUE ANSWER : ? YOUR ANSWER : ?