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प्रश्न
A fuse wire is made of an alloy of ______ and ______. If the current in a circuit exceeds the current rating of the fuse wire, it ______.
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उत्तर
A fuse wire is made of an alloy of lead and tin. If the current in a circuit exceeds the current rating of the fuse wire, it melts.
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संबंधित प्रश्न
A fuse is rated 8A. Can it be used with an electrical appliance rated 5 KW, 200 V ? Give a reason.
Name the factors on which the heat produced in a wire depends when current is passed in it, and state how does it depend on the factors stated by you.
How is a fuse put in an electric circuit?
(i) Write one advantage of connecting electrical appliances in parallel combination.
(ii) What characteristics should a fuse wire have ?
(iii) Which wire in a power circuit is connected to the metallic body of the appliance ?
Where are the cartridge type fuse used?
What is the rating of fuse used in light and fan circuits?
Name the material of fuse. State one characteristic of the material used for fuse.
State the purpose of using a fuse in a circuit.
Name two safety devices which are connected to the live wire of a household electric circuit.
