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In a stringed musical instrument, the sound frequency of aparticular string can

ID: 1733602 • Letter: I

Question

In a stringed musical instrument, the sound frequency of aparticular string can be increased by (a) lengthing thestring                           (c)tighting the string (b) loosening thestring                           (d) increasing the string's thickness In a stringed musical instrument, the sound frequency of aparticular string can be increased by (a) lengthing thestring                           (c)tighting the string (b) loosening thestring                           (d) increasing the string's thickness

Explanation / Answer

(c) tightening the string Frequency f is given as f = (F/m) /2L F- tension force m-lineat mass density or mass per unit length L- length of the string The frequency f increases with the force F