General Studies · Hydraulic Turbines
During governing of a reaction turbine, improper synchronisation between the governor sleeve, control valve, and servomotor may result in:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Reduced centrifugal force on flyballs
- 2Permanent runner deformation
- 3Hunting or oscillations in guide vane position✓
- 4Water hammer in draft tube
Correct answer
Hunting or oscillations in guide vane position
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