Steam Boilers, Engines, Nozzles and Turbines
The function of an eccentric rod is

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

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

To convert rotary motion of the crankshaft into to and fro motion of the valve rod
To keep the engine speed uniform at all load conditions
To convert reciprocating motion of the piston into rotary motion
To prevent fluctuation of speed

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Steam Boilers, Engines, Nozzles and Turbines
Carbonization of coal is the process of

Binding the pulverized coal into briquettes
Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel
Pulverizing coal in inert atmosphere
Heating wood in a limited supply of air at temperatures below 300°C

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