Physics · Electrical Earthing Systems
What is the primary objective of testing an earthing system?
- 1To measure the insulation resistance of power cables
- 2To check operating voltage levels of connected appliances
- 3To test the maximum current carrying capacity of the earthing system
- 4To ensure the system has a low resistance path to the earth✓
Correct answer
To ensure the system has a low resistance path to the earth
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