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प्रश्न
What precaution do you take while handling a switch?
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उत्तर
- Avoid touching a switch with moist hands.
- It is dangerous to fix the appliance while power is flowing via the switch.
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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 following diagram shows three lamps and three switches 1, 2 and 3 connected with two cells.
- Name the switch / switches to be closed so as to light all the three lamps.
- How are the lamps connected: in series or in parallel?
It is dangerous to connect the switch in the neutral wire. Explain your answer.
How should the electric lamps in a house be connected so that the switching ON or OFF in a room has no effect on other lamps in the same building?
Why should switches always be connected to the live wire? Give one precaution that should be taken while handling switches.
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?
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.
