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When light reflects on a mirror, does it undergo a phase change? or... Is the surface of a mirror a free boundary or a rigid boundary?
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44 votes
44 votes
When light reflects on a mirror, does it undergo a phase change?

or...
Is the surface of a mirror a free boundary or a rigid boundary?

User Goofyahead
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2.7k points

1 Answer

15 votes
15 votes
The light does not undergo a phase change.

Also, the surface of a mirror is a rigid boundary.
User Jahangir Alam
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3.4k points
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