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JEE Main Physics Class 12 Ray Optics and Optical Instruments Part 1 Questions

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TOPIC 1 -Plane Mirror, Spherical Mirror and Reflection of Light When an object is kept at a distance of 30cm from a concave mirror, the image is formed at a distance of 10cm from the mirror. If the object is moved with a speed of 9 cms−1, the speed (in cms−1 ) with which image moves at that instant is ________.

[NA Sep. 03,2020 (II)]

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