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प्रश्न
A fuse is a short piece of wire of high ______ and of material of low ______.
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उत्तर
A fuse is a short piece of wire of high resistance and of material of low melting point.
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संबंधित प्रश्न
State the characteristics required in a material to be used as an effective fuse wire.
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.
A fuse is connected in ______ with the ______ 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?
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.
(i) Write one advantage of connecting electrical appliances in parallel combination.
(ii) What characteristics should a fuse wire have ?
(iii) Which wire in a power circuit is connected to the metallic body of the appliance ?
How does the thickness of a fuse wire depend on its current rating?
Where are the cartridge type fuse used?
Identify the option that displays the correct wiring with correct colour code:
