Physics · Switchgear and Protection
Which type of relay operates when the phasor difference of two or more similar electrical quantities exceeds a predetermined value?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Overload relay
- 2Differential relay✓
- 3Overvoltage relay
- 4Thermal relay
Correct answer
Differential relay
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