1. Which of the following can
make a parallel beam of light
when light from a point source
is incident on it?
Answers
Answered by
2
Answer:
When a point light source is placed at the focus of concave mirror then it all light rays after reflection through mirror will become parallel to the principal axis.
Explanation:
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Answered by
2
Answer:
Explanation: When a point light source is placed at the focus of concave mirror then it all light rays after reflection through mirror will become parallel to the principal axis.
Explanation:
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