Physics · Electrical Wiring Testing
According to electrical installation rules, the insulation resistance of a domestic installation having 20 wiring points tested with a megger must not be less than which of the following values? (Formula: 50 divided by the number of points)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 110.0 megaohms
- 25.0 megaohms
- 32.5 megaohms✓
- 41.0 megaohm
Correct answer
2.5 megaohms
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