GK
INVENTIONS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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From the fuse box, electricity travels through wires to electrical devices.
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True
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False
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -Wires are made of metals, which are conductors. Conductors have some electrons that are rather free to move. Electric current (electricity) is a flow or movement of these electrons through the conductor.
Detailed explanation-2: -The statement is true. The electric fuse works on the principle of heating effect of electric current. The amount of heating caused depends on the amount of current flowing through the wire. If current exceeds a certain limit, due to excessive heating the fuse wire will automatically melt.
There is 1 question to complete.