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प्रश्न
What is the purpose of a switch in a circuit?
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उत्तर
A switch is an on-off device for current in a circuit (or in an appliance).
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संबंधित प्रश्न
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 ?
It is dangerous to connect the switch in the neutral wire. Explain your answer.
What is a switch? State its function in an electric circuit.
What are ‘dual switches’? Mention their one main use.
Complete the drawing shown in Figure to indicate where the free ends of the two wires should be joined to make the bulb glow.
Would the bulb glow after completing the circuit shown in Figure if instead of a safety pin we use an eraser?
Name the component of a circuit which help us to start or stop the appliances & safely and easily.
Why is the switch put in the live wire?
Name the wire to which a switch is connected.
