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Given a point source of light, which of the
following can produce a parallel beam of
light
a.
convex mirror
b.
concave mirror
C.
concave lens
d.
two plane mirrors inclined at 90° to
each other.​

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Answer: Given a point source of light, which of the following can produce a parallel beam of light ''Concave mirror''

Option (B) Concave mirror.

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