Advertisements
Advertisements
Question
Why is the switch put in the live wire?
Advertisements
Solution
It is put into the live wire to ensure that no current runs through the appliance when the switch is turned off. This ensures that the live and neutral wires of the appliance are at the same potential, so that it is safe to touch the live wire while doing repairs.
APPEARS IN
RELATED QUESTIONS
Name the wire in a household electrical circuit to which the switch is connected
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.
A switch must be connected in the ______.
Why should switches always be connected to the live wire? Give one precaution that should be taken while handling switches.
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 in the circuit shown in Figure?
In which position is the key placed in a circuit?
What precaution do you take while handling a switch?
