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Why is ground pin's length and diameter is more than the phase pin in a 3 pin plug? I need a technical answer please - Quora
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Why is ground pin's length and diameter is more than the phase pin in a 3 pin plug? I need a technical answer please - Quora
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Why Use 3-pin plugs for electrical safety? - Bijli Bachao : Bijli Bachao
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Museum of Plugs and Sockets: earth pin sockets
Why is ground pin's length and diameter is more than the phase pin in a 3 pin plug? I need a technical answer please - Quora
Why Earth Pin Is Thicker And Bigger In A 3-Pin Plug? | Engineering Discoveries
