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प्रश्न
How should the several electric lamps be connected with the mains so that the switching on or off a lamp has no effect on the operation of other lamps?
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उत्तर
All the electrical appliances in a building should be connected in parallel at the mains, each with a separate switch and a separate fuse connected in the live wire so that the switching on or off in a room has no effect on other lamps in the same building.
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संबंधित प्रश्न
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