engineering physics MCQ #540

The radius of the nth orbit is given by rn = n²r1. If r1 = 0.53 Å, what is r3?

engineering physics MCQ #540

  1. Question 1

    Q1. The radius of the nth orbit is given by rn = n²r1. If r1 = 0.53 Å, what is r3?

    • A) 4.77 Å
    • B) 0.53 Å
    • C) 1.59 Å
    • D) 3.18 Å

    Answer: 4.77 Å

    Explanation: r3 = 3² * 0.53 = 4.77 Å, using rn = n²r1.