A convex mirror has a focal length of

PHYSICS · Single correct · AP · Physics 2: Algebra-based · Geometric Optics · Geometric Optics

Problem

A convex mirror has a focal length of +15 cm+15\,\text{cm}. What is its radius of curvature? (a) −15 cm-15\,\text{cm} (b) +30 cm+30\,\text{cm} (c) +7.5 cm+7.5\,\text{cm} (d) −30 cm-30\,\text{cm}

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