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74 The focal length of convex lens for red and blue light

Last updated: 6/8/2023

74 The focal length of convex lens for red and blue light

74 The focal length of convex lens for red and blue light are 100 cm and 96 8 cm respectively The dispersive power of material of lens is a 0 325 c 0 98 b 0 0325 d 0 968

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