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प्रश्न
State the purpose of using a fuse in a circuit.
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उत्तर
The appliance and circuit must be protected from short circuits.
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संबंधित प्रश्न
To which wire should the fuse be connected?
State the characteristics required in a material to be used as an effective fuse wire.
Explain the meaning of the statement ‘the current rating of a fuse is 5 A’.
‘A fuse is rated 8 A’. can it be used with an electrical appliance of rating 5kW, 200V?
What is the rating of fuse used in power circuits, in domestic use?
Explain the significance of kWh meter, main switch and main fuse in house-circuiting.
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 ?
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?
