Question

what are the advantages of a 3 pin plug over a two pin plug?​

Answer 1

Answer:

Explanation:

As per the wiring diagram, it has advantages like: The Ground pin (3) is longer than the Live (4) or Neutral (2) connectors. So whenever, the plug is inserted, the Ground connection is made first reducing the risks of electrocution as well as damage due to short circuits.

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Answer 2

3-pin plugs ensure our safety from the current, as compared to a 2-pin plug. 3-pin plugs also limit the amount of power that can flow through the circuit, as compared to a 2-pin plug. Hence 3-pin plugs are safer as compared to 2-pin plugs.