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प्रश्न
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?
उत्तर
- Switches 2 and 3.
- The lamps are connected in series.
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संबंधित प्रश्न
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