SHM, Waves, Thermo, E&M Practice Problem Workbook
SHM, Waves, Thermo, E&M Practice Problem Workbook
SHM, Waves, Thermo, E&M Practice Problem Workbook
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MECHANICS PRACTICE PROBLEM SETS 18<br />
7. (G13) A mirror at an amusement park shows an upright image of any person who<br />
stands 1.3 m in front of it. If the image is 3x the person’s height, what is the radius of<br />
curvature<br />
Answer: 3.9 m<br />
8. (G15) Some rearview mirrors produce images of cars to your rear that are a bit<br />
smaller than they would be if the mirror were flat. Is this mirror convergent or<br />
divergent<br />
a. What type of image is produced<br />
b. What would the height of the image be for a car that was 1.3 m high and 15.0<br />
m behind you, assuming the mirror’s radius of curvature is 3.2 m<br />
Answer: 0.13 m<br />
9. (G17) Where should an object be placed in front of a convergent mirror so that it<br />
produces an image at the same location<br />
Answer: At C<br />
a. Is the image real or virtual<br />
b. Is the image inverted or upright<br />
c. What is the magnification of the image Answer: -1<br />
Gamzon & Gregorian-Michaelsen 6/13/12
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