The frequency of revolution of the electron in the nth orbit is given by f = v / (2πr).
Q1. The frequency of revolution of the electron in the nth orbit is given by f = v / (2πr).
Answer: 6.58 x 10¹⁵ / n³ Hz
Explanation: f = v1 / (2πr1n³) = 6.58 x 10¹⁵ / n³ Hz, using vn = v1 / n and rn = n²r1.