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QuestPundit
Asked: September 5, 20202020-09-05T06:10:12+00:00 2020-09-05T06:10:12+00:00In: Electricity and Magnetism

Appliances

Give two reasons why the earth pin in a three-pin plug is longer than the other pins.

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  1. Admin
    Admin Enlightened Profile credential
    2020-09-05T12:53:07+00:00Added an answer on September 5, 2020 at 12:53 pm
    This answer was edited.
    Appliances

    1. It helps in opening up the shutters, which facilitates the insertion of the other pins, that is, N and L.

    2. For ensuring that the Earth pin makes contact first when plugged in and last when plugged out so as to avoid chances of an electric shock.

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  2. Fredrick ouma
    Fredrick ouma Begginer
    2020-09-05T15:11:53+00:00Added an answer on September 5, 2020 at 3:11 pm

    1. Facilitate opening of the other holes for easy entry if the live and neutral pins.
    2. Earthing to prevent risks of electric shock

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