In a long glass tube, a mixture of two liquids A and B with refractive indices 1.3 and 1.4 respectively, forms…

Question

In a long glass tube, a mixture of two liquids A and B with refractive indices $1.3$ and $1.4$ respectively, forms a convex refractive meniscus towards A. If an object placed at $13 \, \text{cm}$ from the vertex of the meniscus in A forms an image with a magnification of $-2$ , then the radius of curvature of the meniscus is:

A
$\frac{1}{3}$ cm
B
$1$ cm
C
$\frac{4}{3}$ cm
D
$\frac{2}{3}$ cm

Accepted Answer

D. $$\frac{2}{3}$$ cm

Answer

A. $$\frac{1}{3}$$ cm

Answer

B. $$1$$ cm

Answer

C. $$\frac{4}{3}$$ cm

Answer & step-by-step solution

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