# College Physics Study Set 7

Physics & Astronomy

## Quiz 23 :Mirrors and Lenses

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Which of the following best describes the image of a convex mirror when the object's distance from the mirror is less than the absolute value of the focal point distance?
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C

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Which of the following best describes the image of a concave mirror when the object is at a distance greater than twice the focal point distance from the mirror?
Free
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B

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You stand two feet away from a plane mirror.How far is it from you to your image?
Free
Multiple Choice

C

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An object placed 12 cm from a concave mirror produces a real image 8.0 cm from the mirror.If the object is now moved to a new position 18.0 cm from the mirror, where is the new image located as measured from the mirror?
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A concave mirror forms a real image at 25.0 cm from the mirror surface along the principal axis.If the corresponding object is at a 10.0-cm distance, what is the mirror's focal length?
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When the reflection of an object is seen in a plane mirror, the distance from the mirror to the image depends on:
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A convex mirror with focal length of -20 cm forms an image 12 cm behind the surface.Where is the object located as measured from the surface?
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The lateral magnification for a flat mirror:
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Which best describes the image of a concave mirror when the object is located somewhere between the focal point and twice the focal point distance from the mirror?
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If a virtual image is formed along the principal axis 10 cm from a concave mirror with the focal length 15 cm, what is the object distance from the mirror?
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If a man wishes to use a plane mirror on a wall to view both his head and his feet as he stands in front of the mirror, the required length of the mirror:
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The real image of an object is located 45.0 cm away from a concave mirror, which has a focal length of 10.0 cm.How far is the object from the mirror?
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A woman looking in a makeup mirror sees her face at twice its actual size and right-side up.If she is 28.0 cm from the mirror, what is its focal length?
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An object is held at a distance of 12 cm from a convex mirror creating an image that is 1/3 the object size.What is the focal length of the mirror?
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A convex mirror with a focal length of -20 cm forms an image 15 cm behind the surface.If the object height is 1.2 cm what is the image height?
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Which of the following best describes the image of a concave mirror when the object's distance from the mirror is less than the focal point distance?
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If a virtual image is formed 10.0 cm along the principal axis from a convex mirror of focal length -15.0 cm, how far is the object from the mirror?
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Which of the following best describes the image from a plane mirror?
Multiple Choice