The refractive index of glass is \(\frac{3}{2}\) and that of water is \(\frac{4}{3}\). The refractive index of glass with respect to water is

A. \(\frac{8}{9}\)

B. \(\frac{9}{8}\)

C. \(2\)

D. \(\frac{1}{2}\)

Doubtly AI Asked 24 Oct 2026 AI-verified · Oct 2026 ssc 10th Save WhatsApp Report

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Answer: B. \(\frac{9}{8}\)

\(n_{gw} = \frac{n_g}{n_w} = \frac{3/2}{4/3} = \frac{9}{8}\).

Doubtly AI · 24 Oct 2026 AI-verified · Oct 2026 Report

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