A dentist is examining a dental fi lling in a patients
Chapter , Problem 114(choose chapter or problem)
A dentist is examining a dental fi lling in a patients tooth. The diameter of the fi lling is 2.4 mm, and the dentists near point is 17.0 cm. To get a better look at the fi lling, the dentist dons safety goggles fi tted with magnifying glasses (f 5 6.0 cm). Find the greatest possible angular size (in radians) of the patients fi lling when viewed by the dentist, both (a) without and (b) with the magnifying glasses.
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