How does the focal length (f) of a convex lens compare with the focal length

of a concave lens?

A. Both are negative.

B. The focal length of the convex lens is positive, and that of the

concave lens is negative.

C. The focal length of the convex lens is negative, and that of the

concave lens is positive.

D. Both are positive.

Question

2 April, 10:55

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Answers (1)

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Amber Nolan · Answer 1

B. The focal length of the convex length is positive, and that of the concave lens is negative.