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MMLU-Pro / 9574 / The lens of a camera has a focal length of 6 cm and the camera is focused for…

Problem

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question

The lens of a camera has a focal length of 6 cm and the camera is focused for very distant objects. Through what distance must the lens be moved, and in what direction, when the focus is readjusted for an object 2 m from the lens?

category

physics

options

  1. 0.5 centimeters away from the film
  2. 1.5 centimeters away from the film
  3. 0.7 centimeters away from the film
  4. 0.3 centimeters away from the film
  5. 0.4 centimeters towards the film
  6. 0.2 centimeters away from the film
  7. 0.8 centimeters towards the film
  8. 0.1 centimeters towards the film
  9. 0.6 centimeters towards the film
  10. 1.0 centimeters away from the film

src

stemez-Optics

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