Physics · Electrical Instruments
For the measurement of the earth resistance of a given earth electrode:
- 1The auxiliary current electrode position does not matter
- 2The auxiliary current electrode should be placed far away from the electrode under test✓
- 3The auxiliary current electrode should touch the electrode under test
- 4The auxiliary current electrode should be very near to the electrode under test
Correct answer
The auxiliary current electrode should be placed far away from the electrode under test
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