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प्रश्न
Which one of the following statements is correct?
विकल्प
Live wire has zero potential.
Fuse is connected in a neutral wire.
Potential of live and earth wire is always the same.
Earth wire is used to prevent electric shock.
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उत्तर
Earth wire is used to prevent electric shock.
APPEARS IN
संबंधित प्रश्न
The earth wire protects us from an electric shock.
Fuse wire is an alloy of
State one property of the material of a fuse wire.
What do you mean by short-circuiting of a circuit?
Why is the metal covering of an electrical appliance earthed?
What is the colour code for the insulation on the live wire?
State two circumstances when one may get an electric shock from an electrical gadget. What preventive measure must be provided with the gadget to avoid it?
Name the material and type of wires for the following:
(a) Connecting wires for lighting
(b) Fuse wire
(c) Heating elements
(d) Connecting wires of a power line
(e) Earthing elements
According to the old convention, the colour of the earth wire is ______.
Name the colour code of the wire which is connected to switch for the appliance.
