SSC JE Mechanical Engineering 2017 Set 5 Paper

Question : 156 of 200

Marks: +1, -0

It is known that ‘H’ is the head of water under which the turbine is working. The power developed by a turbine is_____.

Solution:

We know that,

(P_1/{H_1^{3\/2}D_1^2})=(P_2/{H_2^{3\/2}D_2^2})

Hence, for same turbine

P∝H^{3\/2}

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