A violin is tuned by adjusting the tension in the strings. OnBrian’s violin, the “A” string is tuned to aslightly lower frequency than Andrew’s, which is correctlytuned to 440.0 Hz.
a) What is the frequency of Brian’s string if beats of 2.0Hz are heard when the two strings are played at the same time?
b) Does Brian need to tighten or loosen his “A” stringto get in tune with Andrew? Explain your reasoning.