Steam Boilers, Engines, Nozzles and Turbines
A regenerative steam cycle renders

Decreased work output per unit mass of steam as well as increased thermal efficiency
Decreased work output per unit mass of steam
Increased work output per unit mass of steam
Increased thermal efficiency

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

To provide reciprocating motion to the slide valve
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 simple harmonic motion to the D-slide valve

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