Vicki very closely examines her new ruby ring with the jeweler's "loop." The ruby appears 7.0 times larger through this lens than when she views it close-up without the "loop." If her near point
Is 35 cm, what is the focal length of the lens of the "loop"?
A) 6.7 cm
B) 7.0 cm
C) 3.6 cm
D) 5.8 cm
E) 4.2 cm

Question

Quizplus · Accepted Answer

The Answer of Vicki very closely examines her new ruby ring with the jeweler's "loop." The ruby appears 7.0 times larger through this lens than when she views it close-up without the "loop." If her near point
Is 35 cm, what is the focal length of the lens of the "loop"?
A) 6.7 cm
B) 7.0 cm
C) 3.6 cm
D) 5.8 cm
E) 4.2 cm

Vicki Very Closely Examines Her New Ruby Ring with the Jeweler's