Physics, asked by jafrinjafarj, 1 month ago

how much time would take a ray of light to cross a glass of thickness 4mm and refractive index 3

Answers

Answered by heartsp797

1

Answer: 4×10⁻¹¹ sec

Explanation: t = μx / c = (3 × 4 × 10⁻³) / (3 × 10⁸) = 4 x 10⁻¹¹ sec

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