Harmonics in String
### Formula
$$f_n=nf_1$$
### Expanded Form
$$f_n=\frac{n}{2L}\sqrt{\frac{T}{\mu}}$$
### Terminologies
- fn β Frequency of nth harmonic.
- n β Harmonic number.
### Conditions / Special Cases
- All harmonics are present in a string fixed at both ends.
### Usage
- Used in musical instrument problems.