028 (part 1 of 3) 10.0 points A concave makeup mirror is designed so that a pers

Question

028 (part 1 of 3) 10.0 points
A concave makeup mirror is designed so that
a person 26.9 cm in front of it sees an upright
image at a distance of 51.3 cm behind the
mirror.
a) What is the radius of curvature of the
mirror?
Answer in units of cm

029 (part 2 of 3) 10.0 points
b) Calculate the magnification of the image.

030 (part 3 of 3) 10.0 points

c) Describe the image.
1. real, upright, smaller
2. virtual, upright, smaller
3. virtual, inverted, smaller
4. virtual, upright, larger
5. virtual, inverted, larger
6. real, upright, larger
7. real, inverted, smaller
8. real, inverted, larger
9. None of these

Explanation / Answer

1/f=1/26.9-1/51.3
a)f=56.56cm
b)M=51.3/26.9=1.9071.91

c)virtual,upright,larger

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