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Refractive indices of flint glass for bl...

Refractive indices of flint glass for blue and red light are 1.668 and 1.648, respectively. Calculate the dispersive power of the glass.

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To calculate the dispersive power of flint glass for blue and red light, we will follow these steps: ### Step 1: Identify the refractive indices - The refractive index for blue light (\( \mu_b \)) is given as 1.668. - The refractive index for red light (\( \mu_r \)) is given as 1.648. ### Step 2: Calculate the mean refractive index The mean refractive index (\( \mu \)) is calculated using the formula: ...
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