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प्रश्न
In which wire in a A.C. housing circuit is the switch introduced to operate the lights?
उत्तर
Switches are introduced in the live wire to switch off an electrical appliance. Switches connect an electrical appliance with the live wire. If it is switched off, there will be no danger of an electric shock.
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संबंधित प्रश्न
What happens to the flow of electric current during a short circuit?
How can the effects of overloading be avoided?
Name safety measures commonly used in electric circuits and appliances.
At the time of short circuit, the current in the circuit ______.
What is the usual capacity of an electric fuse used in the power circuit, of a small house?
Give the symbol of an electric fuse used in circuit diagrams.
What is the usually colour of the insulation of :
(a) live wire
(b) neutral wire
(c) earth wire?
How are the electrical appliances connected in a house circuit: in series or in parallel? Give reason.
The most important safety method used for protecting home appliances from short-circuiting or overloading is ____________.
Why is it necessary to earth metallic appliances?
