Ray Optics and Optical Instruments

Bihar Board Class 12 · Physics · 73 past questions

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1. Q4 2026 Set A

   The refractive index of water is 1.33. What will be the speed of light in water ?

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2. Q30 2022 Set I

   $_1\mu_2$ is equal to

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3. Q41 2022 Set I

   If $\mu_g = 3/2$ and $\mu_w = 4/3$ then ${}^w\mu_g$ is

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4. Q47 2021 Set A

   Velocity of light in vacuum is $c$. Its value in glass ($\mu = 3/2$) will be

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5. Q55 2019

   Which one of the following has maximum refractive index

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6. Q61 2019

   Velocity of light in medium A is v and velocity of light in medium B in 2v. If refractive index of medium A…

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