Hey ! plz answer this question;
which of the following can make a parallel beam of light when light from a point source is incident on it ?
a) concave mirror
b) convex mirrors
c) both
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Hey ! plz answer this question;
which of the following can make a parallel beam of light when light from a point source is incident on it ?
a) concave mirror
b) convex mirrors
c) both
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Verified answer
c) both
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.
When this point light source is placed at the focus of convex lens then after falling on convex lens it will become parallel to the principal axis.
Answer:
Your answer is
C)
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