WAEC Physics 2023 Objective — Question 38

Question 38 of 50 from the West African Examinations Council (WAEC) Physics 2023 Objective paper, with the correct answer and a full explanation.

The type of mirror used by dentists to inspect the teeth of patients is a

A. convex mirror
B. concave mirrorCorrect
C. plane mirror
D. cylindrical mirror

Explanation

Dentists use concave mirrors to inspect teeth because a concave mirror forms a virtual, erect and enlarged image when the object is placed within its focus.

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