InterviewSolution
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InterviewSolution
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Two concave spherical mirrors are parts of two spheres of diameters 1:3. What is the ratio of their focal lengths? |
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Answer» Here, `(R_(1))/(R_(2)) = (1//2)/(3//2)=1/3` `f_1=f_2 = (R_(1)//2)/(R_(2)//2) = (R_(1))/(R_(2)) =1/3`. |
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