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1. |
In a vessel, as shown in Fig. point P is just visible when no liquid is filled in vessel through a telescope in the air. When liquid is filled in the vessel completely, point Q is visible without moving the vessel or telescope. Find the refractive index of the liquid. |
A. | \[\frac{\sqrt{14}}{3}\] |
B. | \[\frac{\sqrt{85}}{5}\] |
C. | \[\sqrt{2}\] |
D. | \[\sqrt{3}\] |
Answer» C. \[\sqrt{2}\] | |