What is distructive interference of sound ?

What is constructive interference of sound ?

What is interference of sound ?

Define:- destructive interference.

State the conditions to get constructive and destructive interference of light.

Define:- constructive interference.

State the condition of destructive interference.

State the path difference between two waves for destructive interference .

Two sources of sound of intensity I and 4I are used in an interference of sound experiment. Then the intensity of sound at a point where the waves from the two sources superimpose with a phase difference of (pi /2) rad is

Write out the condition for constructive interference and destructive interference.

State the path difference between two waves for constructive interference .