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JEE Main & Advanced Physics Ray Optics Question Bank Numerical Value Type Questions - Refraction at Curved Surface

  • question_answer
    A convex lens focuses a distant object 40 cm from it on a screen placed 10 cm away from it. A glass plate \[\left( \mu =1.5 \right)\]and of thickness 3 cm is inserted between the lens and the screen. Where should the object be placed so that its image is again focused on the screen? (in cm)

    Answer:

    72.00


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