engineering physics MCQ #364

The Balmer series is given by 1 / λ = R (1 / 2² - 1 / n²). What is the value of n for the third line?

engineering physics MCQ #364

  1. Question 1

    Q1. The Balmer series is given by 1 / λ = R (1 / 2² - 1 / n²). What is the value of n for the third line?

    • A) 3
    • B) 4
    • C) 5
    • D) 6

    Answer: 5

    Explanation: For the third line, n = 5 because the series starts from n = 3.