If an object is kept at a distance of \(30 cm\) from a concave mirror of focal length \(20 cm\).....

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If an object is kept at a distance of \(30 cm\) from a concave mirror of focal length \(20 cm\). Find the magnification of the image. 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live



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