JEE Mains · Physics · STD 12 - 9. Ray optics and optical instruments
To determine refractive index of glass slab using a travelling microscope, minimum number of readings required are
- A \(2\)
- B \(4\)
- C \(3\)
- D \(5\)
Answer & Solution
Correct Answer
(C) \(3\)
Step-by-step Solution
Detailed explanation
Reading one \( \Rightarrow \) without slab Reading two \( \Rightarrow \) with slab Reading three \( \Rightarrow \) with saw dust Minimum three readings are required to determine refractive index of glass slab using a travelling microscope
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