Question

The highest note written for a singer in a published score was f-sharp above high C, 1.48 kHz, for in the original version of Richard Strauss's opera Arianne auf Naxos. Find the wavelength of this sound in the air. Suppose people in the fourth row of seats hear this note with level 80.2 dB. Find the displacement amplitude of the sound. In response to complaints, Strauss later transposed the note down to F above high C, 1, 397 kHz. By what increment did the wavelength change?

Answer 1

Speed ot Sound332 ms 332 1180 art-(b) 1 7.4g×10-8 m