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Q: Which of the following does not used concave mirror?
  • A. search light
  • B. solar furnace
  • C. rearview mirror
  • D. car headlight
Correct Answer: Option C - A concave mirror is not used in a rearview mirror. The concave mirror is used in search light, torch, solar cooker, head light, and solar furnace. Convex mirrors are used as a rearview mirror.
C. A concave mirror is not used in a rearview mirror. The concave mirror is used in search light, torch, solar cooker, head light, and solar furnace. Convex mirrors are used as a rearview mirror.

Explanations:

A concave mirror is not used in a rearview mirror. The concave mirror is used in search light, torch, solar cooker, head light, and solar furnace. Convex mirrors are used as a rearview mirror.