Electrical Engineering · Earthing and Grounding
According to IS specifications, the minimum thickness of a copper plate used as an earth electrode must be:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13.75 mm
- 23.0 mm
- 33.15 mm✓
- 43.5 mm
Correct answer
3.15 mm
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