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A concave mirror can be used to produce a parallel beam of light if a lighted bulb is ...

A concave mirror can be used to produce a parallel beam of light if a lighted bulb is placed
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Between its focus and the pole
  • B At its focus
  • C At its centre of curveture
  • D Between its focus and centre of curvature
Correct Answer: Option B
Explanation:

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