why the earth terminal in three pin top is longer than rest
of the two terminal and of bigger size?
Answer Posted / vandeep singh
earth terminal top pin is longer because when we insert the
plug in socket then the longer earth pin firstly contact
with socket so that in case of leakage current it found low
resistance path, and hence person is safer.
| Is This Answer Correct ? | 15 Yes | 2 No |
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