The nozzle efficiency is the ratio of

A. Workdone on the blades to the energy supplied to the blades

B. Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam

C. Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam

D. None of the above

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  22. The Locomotive boiler has
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