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does a tube light glow without choke? if yes, how?
Rajni
on 2010-10-27 09:30:00The choke is a current limiter. A high initial voltage is required to fire the tube, and then the current must be limited to keep the bulb from burning up. Most ballasts nowadays are actually solid state electronic. They can run the tube at a higher frequency than the AC line making it more efficient, last longer, and correct the power factor making the load on the electrical system less.
Ayan
on 2010-10-27 09:30:00thank you so much for your answer. can you please answer the following: does a tube light glow without starter? if yes, how?
Subhasish
on 2012-09-17 09:30:00Yes,if we connect it to the power lines directly,it will glow for a very short time,very brightly,if it starts at all,that is.