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  3. JEE Main & Advanced

JEE Main & Advanced Sample Paper JEE Main - Mock Test - 7

  • question_answer
    A square ABCD of side 1 mm is kept at distance 15 cm in front of the concave mirror as shown in the figure. If focal length of the mirror is 10 cm, then the length of the perimeter of its image will be ___mm.

    Answer:

    12.0


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