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Dispersion of light is shown in the following diagram, select the CORRECT one.

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Important Questions on Ray Optics

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When white light passes through prism, the angle of deviation is
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As the refractive index of the material of prism for different colours increases their corresponding wavelength ______.
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The ratio of the refractive index of red light to that of blue light in air is ______.
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A ______ shaped triangular transparent block having three rectangular planes and two triangular planes is called a prism.
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The angle between the two planes rectangular refracting surface is called _____.
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The rectangular face opposite to the refracting edge is called _____.
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The angle between the incident ray and ________ ray is called the angle of deviation.
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The relation between i,e,A and δ for prism is