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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.
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.
A fuse is connected in ______ with the ______ wire.
How is a fuse put in an electric circuit?
Describe with the aid of a diagram some form of a fuse which is used in the electric lighting circuit of a house. Give two reasons why a fuse must not be replaced by an ordinary copper wire.
Two fuse wire of same length are rated 5 A and 20 A. Which of the two is thicker?
What is the rating of fuse used in light and fan circuits?
(a) Name the electrical appliance shown in the diagram below.
(b) Name the material of the wire used in this device.
(c) Name two important characteristics of this wire.
How does the length of a fuse wire depend on its current rating?
