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

  • question_answer
    A candle flame 3 cm high is placed at distance of 3 meters from a wall. How far (in cm) from the wall must a concave mirror be placed in order that it may form an image of the flame 9 cm high on the wall?

    Answer:

    450.00


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