Diffraction, Part III

Description:  In this video, plane waves propagate upwards and pass through a barrier. The frame rate is 15 frames per second.
Larger Video Frame

Questions:

1. Compare and contrast the diffraction in this clip to the previous two.

2. Is the opening larger or smaller than in previous clips?  Are the waves larger or smaller than previous clips?

3.  Compare the wavelength of the plane waves to the size of the opening.

On to Part Four