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प्रश्न
What are ‘dual switches’? Mention their one main use.
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उत्तर
Dual switches are double pole type switches. With such switches an appliance, e.g., and electric bulb can be switched off or on from two different places. They are generally used in staircases, long corridors etc.
संबंधित प्रश्न
What is the purpose of a switch in a circuit?
A switch is not touched with wet hands while putting it on or off. Give a reason for your answer.
The diagram below shows a dual control switch circuit connected to a bulb.

(i) Copy the diagram and complete it so that the bulb is switched ON.
(ii) Out of A and B which one is the live wire and which one is the neutral wire ?
A switch must be connected in the ______.
What is a switch? State its function in an electric circuit.
Complete the drawing shown in Figure to indicate where the free ends of the two wires should be joined to make the bulb glow.

What is the purpose of using an electric switch? Name some electrical gadgets that have switches built into them.
Would the bulb glow in the circuit shown in Figure?

In which position is the key placed in a circuit?
In the circuit shown in the following figure, when the switch is moved to ‘ON’ position,

