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What happens to a ray of light that either passes through the principal focus (for a convex lens) or appears to meet at the principal focus (for a concave lens) before striking the lens?
It always converges at the optical centre.
It forms an image at the focal plane of the lens.
It emerges parallel to the principal axis after refraction.
It bends randomly after refraction.
It emerges parallel to the principal axis after refraction.
Practice and solve "What happens to a ray of light that either passes through the principal focus (for a convex lens) or..." for General Science - Previous Year Paper 2025. The correct answer is Option C: It emerges parallel to the principal axis after refraction.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "What happens to a ray of light that either passes through the principal focus (for a convex lens) or..." for General Science - Previous Year Paper 2025. The correct answer is Option C: It emerges parallel to the principal axis after refraction.. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.