Physics · Electrical Machines
If a power transformer's oil is cooled naturally but the radiator tubes are cooled using forced air from a fan, what is the designation code used on its nameplate?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1OFAN
- 2ONAF✓
- 3OFAF
- 4ONAN
Correct answer
ONAF
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