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Q: The principal focus of a convex mirror is located
  • A. above the principal axis
  • B. below the principal axis
  • C. in front of the mirror
  • D. behind the mirror
Correct Answer: Option D - The principal focus of a convex mirror is in the side which is opposite to the reflecting surface Among are harmed only when there is a reflection of light by reflecting surface The convex mirror always form virtual image of an object. While concave mirror can form both real as well or virtual image of any object.
D. The principal focus of a convex mirror is in the side which is opposite to the reflecting surface Among are harmed only when there is a reflection of light by reflecting surface The convex mirror always form virtual image of an object. While concave mirror can form both real as well or virtual image of any object.

Explanations:

The principal focus of a convex mirror is in the side which is opposite to the reflecting surface Among are harmed only when there is a reflection of light by reflecting surface The convex mirror always form virtual image of an object. While concave mirror can form both real as well or virtual image of any object.