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  3. 7th Class
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7th Class Science Sample Paper Science Olympiad Model Test Paper-11

  • question_answer
    What would be the length between the pole and centre of curvature of a spherical mirror if focal length of the mirror is f?

    A) 3f

    B) 4f  

    C) 5f

    D) 2f

    E) None of these

    Correct Answer: D

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