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प्रश्न
Name two safety devices which are connected to the live wire of a household electric circuit.
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उत्तर
Switch and fuse.
संबंधित प्रश्न
To which wire should the fuse be connected?
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 ______.
A fuse is connected in ______ with the ______ wire.
Two fuse wire of same length are rated 5 A and 20 A. Which of the two is thicker?
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?
What is an ‘electric fuse’? State its two characteristics of electric fuse.
(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?
