An unknown tuning fork produces 5 beats per second with a standard 340 Hz fork. The unknown fork is then slightly filed, which increases its natural frequency, and the beat frequency becomes 2 beats per second. What was the original frequency of the unknown fork?
Physics · Wave Motion · beat and properties of sound
An unknown tuning fork produces 5 beats per second with a standard 340 Hz fork. The unknown fork is then slightly filed, which increases its natural frequency, and the beat frequency becomes 2 beats per second. What was the original frequency of the unknown fork?
Options