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May 22, 2015

Homework Help: Physics

Posted by Stuck on Wednesday, July 21, 2010 at 5:39pm.

"Point S1 and S2 are close sources of circular water waves each of wavelength 6.0cm. P is a point some distance away from the sources. Explain whether the following path differences (path difference = PS2 - PS1) result in nodes or anti-nodes.
a) 6.0cm
b) 9.0cm
c) 18cm
d) 21cm"

I am very confused. What am I supposed to do?

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