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33. Geometric Optics

Concave Mirrors

33. Geometric Optics

Concave Mirrors

Scelta multipla
An object is placed $10 c m$ in front of a concave mirror. If a real, enlarged image is formed even farther from the mirror than the object, which of the following is the most likely value for the focal length of the mirror?
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Scelta multipla
Draw the principal-ray diagram for an object placed exactly at the focal point of a concave mirror. Where does the image form?
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Scelta multipla
For the following ray diagram, which ray is drawn incorrectly?
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Scelta multipla
An object is placed $45.0 c m$ from a concave mirror, producing a real image $15.0 c m$ from the mirror. What is the focal length of the mirror?
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Scelta multipla
A concave makeup mirror has a focal length of $12.0 c m$ . What is the mirror’s radius of curvature?
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Scelta multipla
You determine a concave mirror to have focal length $f equals 10$ . If you submerge the mirror in water ( $n equals 1.33$ ), what would be the new focal length?
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Scelta multipla
A person stands $20.0 m$ in front of a large spherical mirror. A real image is formed $80.0 m$ in front of the mirror. What is the magnification of this image?
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