Multiple choice

Which of the following denotes the correct relationship among object distance, image distance and focal length in a spherical mirror?

  1. 1/u + 1/v = 1/f

  2. m - (- v/u)

  3. 1/u - 1/v = 1/f

  4. m - (v/u)

  5. m + (v/u)
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A Correct answer
Explanation

Object distance (u), image distance (v) and focal length (f) of a spherical mirror are related as: 1/u + 1/v = 1/f

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