Question

Two sources of sound are separated by

a distance 4 m. They both emit sound

with the same amplitude and frequency

(330 Hz), but they are 180º out of phase.

At what points between the two sources,

will the sound intensity be maximum?​

Answer 1

Answer:

90 degree

Explanation:

as sound intensity is greater at right

angle

Answer 2

Answer:

at points 0.25,0.75,1.25 and 1.75 from the centre