Advertisements
Advertisements
प्रश्न
State two advantages of ‘the ring system of house wiring’.
Advertisements
उत्तर
The three advantages of ring system are:
(i) Length of wiring used is much less and so less costly, since a single ring feeds the whole house.
(ii) In case of short-circuit, only the fuse of that particular appliance blows off, diconnecting it from the electric circuit; while the circuits of other appliances remain unaffected.
APPEARS IN
संबंधित प्रश्न
Flow of protons constitutes electric current.
State one property of the material of a fuse wire.
Can we use copper wire as a fuse wire? Give reason.
With which wire: live or neutral is the fuse wire connected?
What do you mean by short-circuiting of a circuit?
What is the colour code for the insulation on the live wire?
Why mica is preferred to other insulators in an electric iron?
Where is a fuse placed in an electrical circuit? Name a material suitable for making a fuse wire.
According to the old convention, the colour of the earth wire is ______.
What is the colour code for the insulation on the neutral?
