Question

Problem 11

Answer 1

Given information

When both speakers are played in phase, waxing and waning of sound happen to owe to interference between the two sources. In the room, there is a high-intensity zone and a low-intensity region.

Step-by-step explanation

Step 1.

The two speakers produce sound waves that interact according to the superposition principle. The frequency does not double when the waves overlap; it stays the same. The intensity would be doubled everywhere if the speakers were all in the same place, with each point in the room being equidistant from the speakers. The speakers, however, are separated by a distance of