An achromatic prism is made by crown glass prism ( A _ c =19^ ) and flint glass prism (A_…
Physics · JEE Main · NTA Exams — Optics
An achromatic prism is made by crown glass prism \(\left(\mathrm{A}_{\mathrm{c}}=19^{\circ}\right)\)and flint glass prism\(\left(A_{F}=6^{\circ}\right)\). If
\({ }^{\mathrm{c}} \mu_{\mathrm{v}}=1.5\) and \({ }^{\mathrm{F}} \mu_{\mathrm{v}}=1.66\) , then resultant deviation for red coloured ray will be
\({ }^{\mathrm{c}} \mu_{\mathrm{v}}=1.5\) and \({ }^{\mathrm{F}} \mu_{\mathrm{v}}=1.66\) , then resultant deviation for red coloured ray will be
- 1.04°
- 5°
- 0.96°
- 13.5°
Answer
(D) 13.5°
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