Steam Boilers, Engines, Nozzles and Turbines
Pick up the correct statement as regards Cornish boiler and Lancashire boiler

Cornish is fire tube and Lancashire is water tube
Lancashire has two fire tubes and Cornish has one
Cornish is water tube and Lancashire is fire tube
Cornish has two fire tubes and Lancashire has one

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Steam Boilers, Engines, Nozzles and Turbines
The function of a safety valve is

None of these
To indicate the water level inside the boiler to an observer
To blow off steam when the pressure of steam inside the boiler exceeds the working pressure
To measure pressure of steam inside the steam boiler

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Steam Boilers, Engines, Nozzles and Turbines
The function of a valve rod is

To convert reciprocating motion of the piston into rotary motion of the crank
To convert rotary motion of the crankshaft into to and fro motion of the valve rod
To provide reciprocating motion to the slide valve
To provide simple harmonic motion to the D-slide valve

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