What is the phase difference when two waves, traveling in the same medium, undergo constructive interference?
A speaker designed to emit spherical sound waves is producing a sound intensity of 8 at a distance of 1 m from the speaker. What would be the intensity of this sound at a distance of 2 m from the speaker?
The superposition principle has to do with which of the following?
A) effects of waves at great distances
B) the ability of some waves to move very far
C) how displacements of interacting waves add together
D) relativistic wave behavior
Equal wavelength waves of amplitude 0.25 m and 0.10 m interfere with one another. What is the resulting minimum amplitude that can result?
A) 0.15 m
B) 0.10 m
C) 0 m
D) -0.40 m