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

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

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Steam Boilers, Engines, Nozzles and Turbines
Which is not the correct statement about moisture in coal?

In some coals moisture may be present up to 40%
Inherent moisture and surface moisture are different things
It increases thermal efficiency
Some moisture in coal helps in better burning which is not possible with completely dry coal

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