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प्रश्न
State the characteristics required in a material to be used as an effective fuse wire.
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उत्तर
Characteristics required in a material to be used as an effective fuse wire are
1) High resistivity
2) Low melting point
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संबंधित प्रश्न
Explain the meaning of the student 'current rating of a fuse is 5A'.
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.
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(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.
Identify the option that displays the correct wiring with correct colour code:
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Name two safety devices which are connected to the live wire of a household electric circuit.
