The ratio of power of two convex lenses is 2:1. When these are placed in contact then power of c....

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The ratio of power of two convex lenses is 2:1. When these are placed in contact then power of combination is 6D. Choose the correct option(s). 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live



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