A reflecting surface is represented by the equation
[IMAGE] A ray travelling horizontally becomes vertical after reflection. The
co-ordinates of points where this ray incident is

Show answer and solution

The slope of curve at such points is [IMAGE] or [IMAGE] TOPIC: Ray Optics
SUB TOPIC:Reflection by mirror
LEVEL:Moderate

Source: Grass-G / Ph-28 Physics paper FST 16 Jan.docx

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