Which one of the following expresses the frequency of the harmonic of a stretched…

PHYSICS · Single correct · A Level · Physics · Waves · Waves

Problem

Which one of the following expresses the frequency

f_n

of the

n^{\text{th}}

harmonic of a stretched string in terms of its fundamental frequency

f_1

? (a)

f_n = \dfrac{f_1}{n}

(b)

f_n = (2n-1)\,f_1

(c)

f_n = n\,f_1

(d)

f_n = n^{2}\,f_1