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Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 2 > Chapter 9 - Ray Optics > The focal length of a plano concave lens is -10cm, then its focal length when its plane surface is polished is

The focal length of a plano concave lens is -10cm, then its focal length when its plane surface is polished is

June 26, 2021
Category: Arihant Physics by D.C Pandey , Chapter 9 - Ray Optics , Volume 2 ,

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