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Why is mercury used in floresent lamp?what is the use of choke.



1 Answer

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Answer:

The purpose of the choke is to provide a very high voltage initially between the filaments (across the two ends of the tube light). Again once the gas in the tube is ionized the choke provides a low voltage. A choke is a coil of wire. Fluorescent tubes/lamps are filled with mercury vapor

Step-by-step explanation:

i hope it will help you

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