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प्रश्न
State one advantage of using the main switch in house wiring.
उत्तर
The main switch is a double pole switch with an iron covering. The major advantage of using a main switch is that it can break the connection of both, the live and the neutral wire at the same time. This protects electrical appliances from accidental damage due to electrical faults.
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संबंधित प्रश्न
In the transmission of power the voltage of power generated at the generating stations is stepped up from 11kV to 132 kV before it is transmitted. Why?
Explain with the aid of a simple diagram, the transmission of electric power from the generating station to your house.
At what voltage is the electric power from the generating station transmitted? Give reason to your answer.
Name the device used to decrease the voltage at the substation for its supply.
- Name the three connecting wires used in a household circuit.
- Which of the two wires mentioned in part (a) are at the same potential?
- In which of the wire stated in part (a) the switch is connected?
The electrical appliances in a house are connected in ______.
What is the nature of current transmitted from the power station?
The voltage of power generated at the generating stations is first stepped up before its transmission. Give reason.
State the function of the following in a house circuiting of main fuse.
At what frequency is the a.c. supplied to our houses?
