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Chapter 34: 11. (page 989)
When you look at your reflection in the bowl of a spoon, it is upside down. Why?
A spoon bowl acts as a concave mirror
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A point source of light illuminates an aperture away. A wide bright patch of light appears on a screen behind the aperture. How wide is the aperture?
An object is in front of a converging lens with a focal length of . Use ray tracing to determine the location of the image. Is the image upright or inverted?
A laser beam is incident on the left mirror in FIGURE EX. Its initial direction is parallel to a line that bisects the mirrors. What is the angle of the reflected laser beam?
The illumination lights in an operating room use a concave mirror to focus an image of a bright lamp onto the surgical site. One such light uses a mirror with a 30 cm radius of curvature. If the mirror is 1.2 m from the patient, how far should the lamp be from the mirror?
A 2.0-cm-tall candle flame is 2.0 m from a wall. You happen to have a lens with a focal length of 32 cm. How many places can you put the lens to form a well-focused image of the candle flame on the wall? For each location, what are the height and orientation of the image?
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