Which of the following curved surfaces will produce a real image? I. Concave mirror II....

WAEC 2021

Which of the following curved surfaces will produce a real image? I. Concave mirror II. Convex mirror III. Diverging lens IV. Converging lens

A. I and III only
B. I, II and IV only
C. II, III and V only
D. I and IV only

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Correct Answer: Option D

Explanation

Concave mirror: A concave mirror can produce a real image when the object is placed outside the focal point. While, Convex mirror: a convex mirror always produces virtual images.

Diverging lens: A diverging lens (concave lens) always produces virtual images. While, Converging lens: a converging lens (convex lens) can produce a real image when the object is placed outside the focal point.

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