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mechanical engineering steam nozzles and turbines
1. The nozzle efficiency is the ratio of
(A): energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam
(B): none of the above
(C): workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam
(D): workdone on the blades to the energy supplied to the blades
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