Physics · Wiring Installations
What is the minimum internal diameter recommended for a GI pipe when passing a weatherproof or PVC-insulated cable through it?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 17.5 cm
- 23.0 cm
- 32.5 cm✓
- 45.0 cm
Correct answer
2.5 cm
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