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The overshot water wheels are those in which the wheel runs entirely by the __________ of water.
A. weight
B. impulse
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HR Interview Other Question
The mechanical efficiency of an impulse turbine is
A. ratio of the actual power produced by the turbine to the energy actually supplied by the turbine
B. ratio of the actual work available at the turbine to the energy imparted to the wheel
C. ratio of the Work done on the wheel to the energy of the jet
D. none of the above
In a Kaplan turbine runner, the number of blades are generally between
A. 2 to 4
B. 4 to 8
C. 8 to l6
D. 16 to 24