Question
The reflecting face of the plane mirror now stands vertically along JK. Two optics pins, P1 and P2, are to be pushed into the incident ray GD.
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Modelled on Cambridge 0625 · May/Jun 2025 · Paper 61 · Q3(b)
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Modelled on Cambridge 0625 · May/Jun 2025 · Paper 61 · Q3(b)
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