MrsMcKay Has Been Prescribed Eyeglasses with Lenses That Have a +3.2-Diopter

Multiple Choice

Mrs.McKay has been prescribed eyeglasses with lenses that have a +3.2-diopter refractive power.The glasses are worn 2.0 cm from her eyes.With the lenses,she can read a magazine held 25 cm from her eyes.Which one of the following statements is necessarily true? Note: The near points and far points given in the following answers are measured relative to her eye.

A) She has a far point of 3.2 m.
B) She has a far point of 0.25 m.
C) She has a near point of 3.2 m
D) She has a near point of 6.4 m.
E) She has a near point of 0.87 m.