![Two symmetrical double convex lenses A and B have same focal length, but the radii of curvature differ so that ${{R}_{B}}=0.9{{R}_{A}}$. If ${{\\mu }_{A}}=1.63$, Find $\\mu_B$. Two symmetrical double convex lenses A and B have same focal length, but the radii of curvature differ so that ${{R}_{B}}=0.9{{R}_{A}}$. If ${{\\mu }_{A}}=1.63$, Find $\\mu_B$.](https://www.vedantu.com/question-sets/588ac575-b97a-4a0a-b2ba-b9bbc824cac79179685308106379180.png)
Two symmetrical double convex lenses A and B have same focal length, but the radii of curvature differ so that ${{R}_{B}}=0.9{{R}_{A}}$. If ${{\\mu }_{A}}=1.63$, Find $\\mu_B$.
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![What is the focal length of a double convex lens for which the radius of curvature of each surface is 60 cm (n=1.5)?A. 50 cmB. 60 cmC. 90 cmD. 30 cm What is the focal length of a double convex lens for which the radius of curvature of each surface is 60 cm (n=1.5)?A. 50 cmB. 60 cmC. 90 cmD. 30 cm](https://www.vedantu.com/question-sets/c612b172-1638-4932-aed3-6e18cb8db1583222633553042593248.png)
What is the focal length of a double convex lens for which the radius of curvature of each surface is 60 cm (n=1.5)?A. 50 cmB. 60 cmC. 90 cmD. 30 cm
![Find the focal length of a double-convex lens with `R_(1) = 15cm` and `R_(2) = -25CM`. The - YouTube Find the focal length of a double-convex lens with `R_(1) = 15cm` and `R_(2) = -25CM`. The - YouTube](https://i.ytimg.com/vi/h_7YJQN-xcg/maxresdefault.jpg)
Find the focal length of a double-convex lens with `R_(1) = 15cm` and `R_(2) = -25CM`. The - YouTube
![An unsymmetrical double convex thin lens forms the image of a point object on its axis. Will the position of the image change if the lens is reversed ? An unsymmetrical double convex thin lens forms the image of a point object on its axis. Will the position of the image change if the lens is reversed ?](https://haygot.s3.amazonaws.com/questions/1680744_1546461_ans_4ac2244766d041248b4c5bebb2901093.jpg)
An unsymmetrical double convex thin lens forms the image of a point object on its axis. Will the position of the image change if the lens is reversed ?
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![What is the focal length of double convex lens for which the radius of curvature of each surface is 60 cm ( n = 1.5) What is the focal length of double convex lens for which the radius of curvature of each surface is 60 cm ( n = 1.5)](https://haygot.s3.amazonaws.com/questions/2034635_1343247_ans_bc795333a9864149af903c75a6f9e6a4.jpg)
What is the focal length of double convex lens for which the radius of curvature of each surface is 60 cm ( n = 1.5)
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