GATE Mechanical Engineering (ME) 2018 Shift 1 Solved Paper

Question : 14 of 65

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For a Pelton wheel with a given water jet velocity, the maximum output power from the Pelton wheel is obtained when the ratio of the bucket speed to the water jet speed is ___________ (correct to two decimal places).

Your Answer:

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Solution:

In Pelton wheel turbine for maximum efficiency,

η_{\max }=\;{u}/{V_{1}}=\;{1}/{2}=0.50

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