A Vibrating Tuning Fork Is Held Over a Water Column

Multiple Choice

A vibrating tuning fork is held over a water column with one end closed and the other open. As the water level is allowed to fall, a loud sound is heard for water levels separated by 17 cm. If the speed of sound in air is 340 m/s, the frequency of the tuning fork is:

A) 500 Hz
B) 1000 Hz
C) 2000 Hz
D) 5780 Hz
E) 578,000 Hz