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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
For a fuse, higher the current rating ________ is the fuse wire.
A fuse is rated 8A. Can it be used with an electrical appliance rated 5 KW, 200 V ? Give a reason.
A fuse is a short piece of wire of high ______ and of material of low ______.
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.
Two fuse wire of same length are rated 5 A and 20 A. Which of the two is thicker?
‘A fuse is rated 8 A’. can it be used with an electrical appliance of rating 5kW, 200V?
An electric kettle is rated 3 kW, 250 V. Give reason whether this kettle can be used in a circuit which contains a fuse of current rating 13 A.
Name the material of fuse. State one characteristic of the material used for fuse.
How does the length of a fuse wire depend on its current rating?
