A String That Is 0

Multiple Choice

A string that is 0.15 m long and fixed at both ends is vibrating in its n = 5 harmonic. The sound from this string excites a pipe that is 0.82 m long and open at both ends into its second overtone
Resonance. What is the distance between a node and an adjacent antinode, in the string? The speed
Of sound in air is 345 m/s.

A) 23 mm
B) 150 mm
C) 30 mm
D) 15 mm
E) 7.5 mm