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
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?
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.
Why should switches always be connected to the live wire? Give one precaution that should be taken while handling switches.
In which position is the key placed in a circuit?
Name the component of a circuit which help us to start or stop the appliances & safely and easily.
Name the component which connects electrical components to one another.
In the circuit shown in the following figure, when the switch is moved to ‘ON’ position,
What precaution do you take while handling a switch?
