Angular dispersion depends upon

Important Questions on Ray Optics

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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 238

The net angular dispersion produced without deviation for crown glass $(\mu =1.56)$ and flint glass $(\mu =1.7)$ is,

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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 239

The refractive index of glass is $1.520$ for red light and $1.525$ for blue light. Let ${\delta }_{\mathrm{r}}$ and ${\delta }_{\mathrm{b}}$ be the angle of minimum deviation for red and blue light respectively in a prism of thin glass, then

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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 240

The angular dispersion produced by a prism of angle $5°$ is $\left[{\mu }_{\mathrm{v}}=1.665, {\mu }_{\mathrm{r}}=1.645\right]$,

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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 241

The dispersive power $\left(\omega \right)$ of the material of prism is given by,

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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 242

The refractive index of the prism for violet colour is $1.7$ and that for red is $1.65$. Then dispersive power of the material of prism is,

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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 243

The net angular dispersion without deviation is equal to,

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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 246

A thin prism $P_1$ with refracting angle $4°$ and made from glass of refractive index $1.54$ is combined with another prism $P_2$ made from glass of refractive index $1.72\text{,}$ with vertex opposite to $P_1$ to produce dispersion without deviation. The angle of prism $P_2$ is,

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Physics Crash Course MHT-CET>Chapter 19 - Ray Optics>Exercise 1>Q 247

Which of the following is the correct statement?