Physics · Electrical Instruments
If the secondary winding of a current transformer (CT) is opened while current is flowing in its primary winding, then:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1nothing will happen and the transformer will function normally.
- 2there will be a dangerously high voltage induced in the secondary winding.✓
- 3the transformer will burn out immediately without any voltage spike.
- 4there will be high current in the primary winding.
Correct answer
there will be a dangerously high voltage induced in the secondary winding.
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