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The speed of a light ray changes from 3 x 10 m/s in air to 2 x 10 m/s in a transparent solid. What is the refractive index of the solid with respect to air? (Take the refractive index of air as 1.)
1.7
1.4
1.5
1.2
5
Practice and solve "The speed of a light ray changes from 3 x 10 m/s in air to 2 x 10 m/s in a transparent solid. What i..." for General Science - Previous Year Paper 2026. The correct answer is Option C: 5. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.
Practice and solve "The speed of a light ray changes from 3 x 10 m/s in air to 2 x 10 m/s in a transparent solid. What i..." for General Science - Previous Year Paper 2026. The correct answer is Option C: 5. Detailed step-by-step solution, conceptual clarity, and formulas on Examoogle.