If biconvex lens behave like plane sheet, ray will pass undeviated through it only when medium has same refractive index as that of biconvex lens.
When a biconvex lens of glass having refractive index 1.47 is dipped in a liquid, it acts as a plane sheet of glass. This implies that the liquid…
NEET UG 2012 — Physics Optics
2012mcqeasy
When a biconvex lens of glass having refractive index 1.47 is dipped in a liquid, it acts as a plane sheet of glass. This implies that the liquid must have refractive index
Official previous-year question
Held on 30 Apr 2012 · Verified 9 Jul 2026.
Options
- A
equal to that of glass
- B
less than one
- C
greater than that of glass
- D
less than that of glass
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