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At what position will an object be placed in front of a concave mirror in...

Physics
JAMB 2003
At what position will an object be placed in front of a concave mirror in order to obtain an image at infinity?
  • A. At the pole of the mirror
  • B. At the principal focus
  • C. at the center of the curvature
  • D. Between the principal focus and the center of curvature
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Correct Answer: Option B
Explanation
For a concave mirror to produce an image at infinity, the image has to be place at the principal focus of the mirror
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