Blog tagged as Interference

Q- Two speakers are driven by the same oscillator with frequency f. They are located a distance d from each other on a vertical pole. A receiver initially at a distance L moves straight toward the pole along the horizontal line through lower speaker. (a) How many times it records minimum intensity o...

Q- Two identical thin, parallel and coherent beams of same intensity and wavelength λ are incident on a screen lies in the same plane at angles θ1 and θ2  with the normal. Find the fringe width on the screen.  

Solution: