Using Huygen's wave theory and a labelled diagram, show that angle of reflection (r) is equal to…
Using Huygen's wave theory and a labelled diagram, show that angle of reflection (r) is equal to angle of incidence (i).
Given: A plane wavefront incident on a reflecting surface at angle i
To show: $r = i$
Answer
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From ISC 2026 Physics Paper 1, question 16.