Advertisements
Advertisements
प्रश्न
How does the length of a fuse wire depend on its current rating?
Advertisements
उत्तर
The current rating of the fuse wire does not depend on its length.
APPEARS IN
संबंधित प्रश्न
State the characteristics required in a material to be used as an effective fuse wire.
A fuse is a short piece of wire of high ______ and of material of low ______.
A fuse wire is made of an alloy of ______ and ______. If the current in a circuit exceeds the current rating of the fuse wire, it ______.
A fuse is connected in ______ with the ______ wire.
‘A fuse is rated 8 A’. can it be used with an electrical appliance of rating 5kW, 200V?
Where are the cartridge type fuse used?
Explain the significance of kWh meter, main switch and main fuse in house-circuiting.
(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.
Name the material of fuse. State one characteristic of the material used for fuse.
Two fuse wires are rated 5 A and 20 A. Which of the two is longer ?
