Question

A dentist uses a mirror to produce an upright image of a tooth such that the...

A dentist uses a mirror to produce an upright image of a tooth such that the image is magnified 2.83 times when the mirror is held 3.93 cm from the tooth.

The dentist's mirror is concave (coverging).

A: True B: False

What is the absolute value of the focal length of the dentist's mirror? (in cm)

A: 4.19 B: 6.08 C: 8.81 D: 1.28×101 E: 1.85×101 F: 2.69×101 G: 3.90×101 H: 5.65×101
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Answer #1

options of part b is not clear in problem. So please match the option according to the result.

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