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प्रश्न
State two advantages of ‘the ring system of house wiring’.
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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.
संबंधित प्रश्न
A switch is connected to the neutral wire.
The red colour insulated wire in a cable is the .............. wire.
A fuse wire should have low .................
When the switch of an electric appliance is put off, it disconnects
How does a fuse protect the electric wiring (or an appliance) from being damaged?
With which wire: live or neutral is the fuse wire connected?
Out of the wires- live, neutral and earthing, on which line will you connect the fuse and the switch. Give reason for your answer.
Which one of the following statements is correct?
What is the colour code for the insulation on the neutral?
Name the colour code of the wire which is connected to switch for the appliance.
