Steam Boilers, Engines, Nozzles and Turbines
Relative percentage of heat absorbed through the heat transfer of(i) Furnace water wall(ii) Boiler tank(iii) Superheater(iv) Economizer(v) Air-heater of a typical boiler of 200 MW capacity would be of the order of

10 : 7 : 15 : 20 : 48
48 : 20 : 15 : 7 : 10
20 : 48 : 7 : 15 : 10
7 : 15 : 20 : 10 : 48

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

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

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