A ray parallel to principle axis incident on a concave mirror after reflection is parallel to
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Answer:
A beam of light incident parallel to theprincipal axis, after reflection from thespherical mirror, either actually converges to or appears to diverge from a fixed point on the principal axis.
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Answer:
Focus or Focal point
Explanation:
in case of concave mirror the ray which is parallel to the principal axis after reflection they converges or diverges to the fixed point called Focus or Focal point.
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