Sentences with phrase «considered planar surfaces»

The shock waves are usually considered planar surfaces but numerical simulations have previously showed that ripples can form on the surface of shock waves.

Not exact matches

But if you consider any planar «surface» element, inside the cavity, the total flux passing through that aperture vaies with angle in a Cosine fashion, so that the Radiance of the «aperture» is constant for any direction of observation.