A tape recorder plays a tape of broadband noise. Click on the photograph at the left below to see the setup and hear the noise.
Now suppose that the tube standing off to the right of the tape recorder is placed on the loudspeaker (the area at the rear of the top of the recorder with the holes) so that the sound from the loudspeaker comes up through the tube, as seen in the photograph at the right bove. How will that change the sound of the noise eminating from the speaker, if at all.
With the tube in place, the sound of the noise from the loudspeaker will:
Click here for Answer #271 after January 29, 2007.
