Physics · Power Systems
Protective relays are devices that detect abnormal conditions in electrical circuits by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1continuously monitoring electrical quantities that deviate during abnormal conditions✓
- 2measuring voltage magnitude only
- 3measuring current magnitude only
- 4measuring line impedance only
Correct answer
continuously monitoring electrical quantities that deviate during abnormal conditions
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