Wednesday
October 1, 2014

Homework Help: Physics Help, Please

Posted by Michael on Monday, November 12, 2012 at 8:52pm.

Two speakers, A and B, are emitting identical, synchronized (in-phase) sound waves at 240kHz. A person standing a point C hears a relatively loud sound. She then starts walking towards point D, and notices the sound gets quieter, reaching a minimum when she arrives at D. The distance from speaker A to D is 3.10m. The distance from speaker B to D is 2.40m.
a) From the information given above,what is the wavelength of the sound?
b) From the information given above, what is the speed of the sound?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics Please Help!! - Two speakers, A and B, are emitting identical, ...
Physics Help, Please - Two speakers, A and B, are emitting identical, ...
Physics Lab Question, Help Please - Two speakers, A and B, are emitting ...
Physics Help, Please - The figure below shows two speakers, A and B, which are ...
physics - Two loudspeakers in a 20C room emit 629 Hz sound waves along the x-...
physics - A student sets up two speakers spaced 2.5 meters apart, each playing ...
Physics - Two small stereo speakers A and B that are 1.4 m apart are sending out...
physics - Two speakers are separated by distance d1 = 2.40 m and are in phase. ...
physics - NEED HELP WITH ONLY PART C Two 135.1.0-W speakers, A and B, are ...
physics - Two loudspeakers emit sound waves along the x-axis. The sound has ...

Search
Members