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Physics CBSE Live product
Class 10
The human eye and colourful world
Annual Revision II - The human eye and colourful world
5.
Refractive index I
Question:
2
m.
Choose the correct answer for the given question from the options.
1. The refractive index of air is approximately
\(1.0\)
\(1.33\)
\(2.42\)
\(1.5\)
2. Which of the following is true about light in a denser medium?
speed decreases
wavelength remains the same
speed increases
does not bend
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