🤓 Based on our data, we think this question is relevant for Professor Adams' class at ASU.
Two strings both vibrate at exactly 819 Hz. The tension in one of them is then increased slightly. As a result, six beats per second are heard when both strings vibrate. What is the new frequency of the string that was tightened?
A) 825 Hz
B) 813 Hz
C) 822 Hz
D) 816 Hz