General Studies · Hydraulic Turbines
For a Pelton wheel turbine, the theoretical maximum hydraulic efficiency and the speed ratio (speed factor) for maximum efficiency can be obtained from which of the following expressions?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11/2((1+cos β2)/2) ; U/V1
- 21/2(1- cos β2) ; U/Vr1
- 31/2(1+ cos β2) ; U/V1✓
- 41/2(1+ cos β2) ; U/Vr1
Correct answer
1/2(1+ cos β2) ; U/V1
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