Physics · Electrical Safety
Which statement is true with reference to the earthing of electrical equipment?
- 1The earthing protects against lightning discharge.
- 2The earthing protects the personnel from short-circuit current.
- 3The earthing protects from heat rise in wires.
- 4The earthing protects users against shock during insulation failure.✓
Correct answer
The earthing protects users against shock during insulation failure.
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