engineering physics MCQ #337

The number of spectral lines in the visible region when an electron jumps from n = 6 to n = 2 is

engineering physics MCQ #337

  1. Question 1

    Q1. The number of spectral lines in the visible region when an electron jumps from n = 6 to n = 2 is

    • A) 4
    • B) 3
    • C) 5
    • D) 2

    Answer: 4

    Explanation: Transitions from n = 6, 5, 4, 3 to n = 2 are in the visible region, so 4 lines.