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प्रश्न
What is a fuse?
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उत्तर
An electric fuse is a safety device, which is used to limit the current in an electric circuit.
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संबंधित प्रश्न
For a fuse, higher the current rating ________ is the fuse wire.
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 ______.
(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 ?
Why fuse wire must always be connected in ‘live’ wire? Explain.
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.
Name two safety devices which are connected to the live wire of a household electric circuit.
Why is it not advisable to use a piece of copper wire as fuse wire in an electric circuit?
