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MMLU-Pro / 10081 / An image is produced by an object 1 m in front of a con-cave mirror whose radius…

Problem

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question

An image is produced by an object 1 m in front of a con-cave mirror whose radius of curvature is 30 cm. It is required to move the image 15 cm farther away from the mirror. How far and in which direction should the object be moved in order to accomplish this?

category

physics

options

  1. 42.75 cm closer to the mirror
  2. 27.75 cm closer to the mirror
  3. 85 cm away from the mirror
  4. 30 cm away from the mirror
  5. 15 cm closer to the mirror
  6. 100 cm closer to the mirror
  7. 72.25 cm away from the mirror
  8. 72.25 cm closer to the mirror
  9. 50 cm away from the mirror
  10. 57.25 cm away from the mirror

src

stemez-Optics

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