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Why is the earth pin in a 3-pin plug the longest and the
thickest?
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Answer Posted / dilip kumar
The earth pin in a 3-pin plug the longest and the thickest
because at the time of fault, the fault current must pass
through the earth connection to the ground, the fault
current produced is so many times greater than the normal
current.
| Is This Answer Correct ? | 10 Yes | 6 No |
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