Steam Boilers, Engines, Nozzles and Turbines
When the speed of the engine is controlled by means of a valve in a steam pipe, which regulates the pressure of steam entering the engine, then the governing is known as

By-pass governing
None of these
Throttle governing
Cut-off governing

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Steam Boilers, Engines, Nozzles and Turbines
A packaged boiler is one in which various parts like firing equipment, fans, feed pumps and automatic controls are

Packaged boiler does not exist
Purchased from several parties and packed together at site
Supplied by same manufacturer loose and assembled at site
Supplied mounted on a single base

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