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प्रश्न
State the purpose of using a fuse in a circuit.
उत्तर
The appliance and circuit must be protected from short circuits.
संबंधित प्रश्न
To which wire should the fuse be connected?
Explain the meaning of the student 'current rating of a fuse is 5A'.
A fuse is rated 8A. Can it be used with an electrical appliance rated 5 KW, 200 V ? Give a reason.
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.
Why is the fuse wire fitted in a porcelain casing?
Higher the current rating, _______ is the fuse wire.
Why fuse wire must always be connected in ‘live’ wire? Explain.
(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.
'A fuse is rated 8 A'. Can it be used with an electrical appliance of rating 5 kW, 200 V?
Why is it not advisable to use a piece of copper wire as fuse wire in an electric circuit?
