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Calculate the focal length of concave le...

Calculate the focal length of concave len in water `(mu_(w)= 4/3)` if the surface have radii equal to 60cm and 20cm. `mu_(g)=1.5`

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To calculate the focal length of a concave lens in water, we will use the lensmaker's formula: \[ \frac{1}{f} = \left(\frac{\mu_g}{\mu_w} - 1\right) \left(\frac{1}{R_1} - \frac{1}{R_2}\right) \] Where: - \( f \) is the focal length of the lens, ...
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