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The diagram in Fig. shows three lamps a...

The diagram in Fig. 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.

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To solve the problem of which switches need to be closed to light all three lamps, we can follow these steps: ### Step-by-Step Solution: 1. **Understand the Circuit Configuration**: - First, examine the diagram provided (not visible here) to understand how the lamps and switches are connected to the cells. Typically, lamps can be arranged in series or parallel configurations. 2. **Identify the Role of Each Switch**: ...
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ICSE-HOUSEHOLD CIRCUITS -EXERCISE -9(B)
  1. What is the colour code for the insulation on the neutral

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  2. What is the colour code for the insulation on the earth wire

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  3. Which wire in a power circuit is connected to the metallic body of the...

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  4. Name the colour code of the wire which is r connected to switch for...

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  5. How does the colour code of wires in a cable help in house wiring ?

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  6. A power circuit uses a cable having three different wires. Name th...

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  7. A power circuit uses a cable having three different wires. Between...

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  8. A power circuit uses a cable having three different wires. To whic...

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  9. A power circuit uses a cable having three different wires. To whi...

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  10. State two circumstances when one may get an electric shock from an ele...

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  11. Why is it necessary to have an earth wire installed in a power circuit...

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  12. Give two characteristics of a high tension wire.

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  13. Which of the cables, one rated 5 A and the other 15 A will be of thick...

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  14. The diagram in Fig. shows three lamps and three switches 1, 2 and 3 c...

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  15. The diagram in Fig. shows three lamps and three switches 1, 2 and 3 c...

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  16. The Fig. below shows a dual control switch circuit use to light a bulb...

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  17. The Fig. below shows a dual control switch circuit use to light a bulb...

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  18. Fig. below shows two bulbs with switches and fuse connected to the mai...

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  19. Fig. below shows two bulbs with switches and fuse connected to the mai...

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  20. Fig. below shows two bulbs with switches and fuse connected to the mai...

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