A 013-M String, Fixed at Both Ends and Vibrating in Its

Multiple Choice

A 0.13-m string, fixed at both ends and vibrating in its n = 4 harmonic, excites a pipe that is $0.88 \mathrm {~m}$ long and open at both ends, into its second overtone resonance. What is the speed of transverse waves on the string? The speed of sound in air is 345 m/s.

A) 38 m/s
B) 36 m/s
C) 34 m/s
D) 32 m/s
E) 30 m/s