The ratio of the refractive index of red light to blue light in air is
[CPMT 1978]

Less than unity

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Equal to unity

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Greater than unity

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Less as well as greater than unity depending upon the experimental arrangement

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Solution

The correct option is A
Less than unity

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Similar questions

Q. The ratio of refractive index of red light to blue light in air is:

Q. The refractive index of glass is

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for blue light. Let

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D_{2}

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In an experiment of finding the refractive index of glass, if blue light is replaced by the red light, how will the refractive index of glass change? Give reason in support of your answer.

Q. The wavelength of blue light in air is 4500

^{\circ}

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c = 3 \times 10^{8}

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for blue light,

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for yellow light and

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for red light. The dispersive power of the material is :

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The ratio of the refractive index of red light to blue light in air is [CPMT 1978]

The correct option is A Less than unity

The ratio of the refractive index of red light to blue light in air is
[CPMT 1978]

The correct option is A
Less than unity