Q. A common flurescent tube contains

(A) argon at low pressure
(B) sodium vapour
(C) mercuric oxide and neon
(D) mercury vapour at low pressure

✅ Correct Answer: (D) mercury vapour at low pressure

Published by Mr. Dubey ⭐ 111.22K Points at 04-Jan-2023 05:05 am in Physics

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