Constructive and Destructive Interference in Water Waters

 

Move your mouse over the animation below

 

[ Flash ]

2. Symmetrical Lines of Interference

- wave patterns produced by the overlap of 2 wave fronts in phase

Interference Animation

(Right Click, Save As)

P.S.U. Animations

 

 

 


Symmetrical Lines of Interference

[ HTML5 Version]

St. Mary's Physics Online


 

 

 

 

 

 

Two Slit Diffraction
(B. Barrett)

 

 

 

 

(onsite version)

 

What kind of interference occurs at BA and DC?

 

 

 

What kind of interference exists along the solid line?
dotted line?

 

 

When crest does not align with crest,
we get some destructive interference

someInt

90 degrees out of phase 

Made using a spreadsheet created by Dan Hosey - Pittsford Sutherland HS

http://www.box.net/shared/ac55l0keyv / http://www.youtube.com/watch?v=gX3-4serqwk

Use the slider
to adjust the phase difference

Maximum Destructive Interference

Made using a spreadsheet created by Dan Hosey - Pittsford Sutherland HS

http://www.box.net/shared/ac55l0keyv / http://www.youtube.com/watch?v=gX3-4serqwk

 

 

 

Phase Difference - 1/2 wavelength

How many degrees is the shift?

 

 

 

 

180 degrees

 

Double Slit - Wavelength Difference
- Michael Fowler
Flashlets

 

 

 

Ex) Name the interference at A, B, C, D?

 

June 2012

 

 

Beat Frequency

(B. Barrett)

 

 

MIT Tech TV

mcrowaveInt_MIT.mov

 

 

 

Standing Wave

 

 

 

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