Electrical Engineering · Transformers
What is the primary function of oil in an electrical transformer?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1To provide protection against lightning strikes
- 2To provide mechanical lubrication
- 3To provide short-circuit current protection
- 4To provide electrical insulation and cooling✓
Correct answer
To provide electrical insulation and cooling
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