Inside a typical household electrical appliance that has a three prong plug, what is the earth wire connected to?
belongs to book: Examination Questions and Answers in Basic Anatomy and Physiology|Martin Caon|| Chapter number:18| Question number:6
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Medicine
C: The earth wire in an appliance with a metal case, is connected to the inside of the case so that if a fault occurs that causes the metal case to be “live”, current can fl ow down the earth wire, rather than into your hand.
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