To produce a parallel beam of light from a concave mirror, the distance at a which the lamp should be placed from the mirror is equal to - SchoolNGR

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To produce a parallel beam of light from a concave mirror, the distance at a which the ...

To produce a parallel beam of light from a concave mirror, the distance at a which the lamp should be placed from the mirror is equal to

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Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE

A The focal length
B Two times the focal length
C The distance of the image
D Two times the radius of curvature

Correct Answer: Option A

Explanation:

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