Choose the one alternative that best completes the statement or answers the question. -Two stereo speakers mounted 4.52 m apart on a wall emit identical sound waves. You are standing at

Choose the one alternative that best completes the statement or answers the question.
-Two stereo speakers mounted 4.52 m apart on a wall emit identical sound waves. You are standing at the opposite wall of the room at a point directly between the two speakers. You walk 2.11 m
Parallel to the wall, to a location where you first notice that the sound intensity is essentially zero.
If the wall along which you are walking is 10.7 m from the wall with the speakers, what is the
Wavelength of the sound waves? The walls are cushioned to absorb sound reflections.
A) 2.05 m
B) 2.57 m
C) 1.71 m
D) 2.91 m

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