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प्रश्न
The following diagram shows a three pin socket marked as 1, 2 and 3.
- Identify and write live (L) neutral (N) and earth (E) against the correct number.
- To which part of the appliance is the terminal 1 connected?
- To which wire joined to 2 or 3, is the fuse connected?
उत्तर
- 1 – Earth, 2 – Neutral, 3 – Live
- Terminal 1 is connected to the outer metallic case of the appliance.
- The fuse is connected to live wire joined to 3 so that in case of excessive flow of current, the fuse melts first and breaks down the circuit to protect appliances.
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संबंधित प्रश्न
Identify the following wires used in a household circuit: The wire is connected to the top terminal of a three pin socket.
The diagram in Fig. shows a three pin plug. Label the three pins.
- Why is the top pin thicker and longer than the other two?
- Why are the pins splitted at the ends?
What purpose is served by the terminals of a three way pin plug? Draw a diagram and name the pins.
Fig shows a three pin plug top. Label the three pins. Why is the top pin thicker and longer than the other two? Why are the pins splitted at the ends?
Name the markings of a three-pin plug. Give the colour codes of the connecting leads.
State the purpose served by the terminals of a three pin plug.
Give the role of each of the three terminals of a three way pin plug.
Draw diagram of a three pin socket outlet and state the connections made to them.
Draw a diagram of a three pin plug top. Mark the pins used for live, neutral and earth connections as L, N and E respectively. To which part of the appliance is the pin marked as E connected. To which line L or N is the fuse connected?
Draw a labelled diagram with necessary switch, regulator etc. to connect a bulb, a plug socket outlet and a fan with the mains. In what arrangement have you connected these to the mains?
