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      Question

      Which of the following is most commonly used in

      fluorescent lamp?
      A Sodium oxide and Argon Correct Answer Incorrect Answer
      B Sodium vapour and Neon Correct Answer Incorrect Answer
      C Mercury vapour and Argon Correct Answer Incorrect Answer
      D Mercuric oxide and Neon Correct Answer Incorrect Answer

      Solution

      Low pressurised mercury vapour and Argon gas is filled in fluorescent lamp.

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