Question

question is what are the merits and demerits of incandescent lamp?​

Answer 1

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Energy-saving incandescent light bulbs

Energy-saving incandescent light bulbsThis is used to increase the efficiency of the bulb. High cost is the major disadvantage, but in terms of efficiency it's excellent. An inner coating in the bulb will reflect the heat to the capsule and helps in recycling the wasted heat energy.

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Answer 2

Answer:

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