A string in a musical instrument is 50cm long and its fundamental frequency is 800Hz. If a frequency of 1000Hz is to be produced, then required length of string is?
(a) 62.5cm
(b) 50cm
(c) 40cm
(d) 37.5cm
I got this question during a job interview.
My question is based upon Acoustics in portion Waves of Engineering Physics I