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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?
What is a fuse?
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.
Higher the current rating, _______ is the fuse wire.
(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?
Two fuse wires are rated 5 A and 20 A. Which of the two is longer ?
