Two Thin Lenses with 6

question 68

Multiple Choice

Two thin lenses with 6.80-cm focal lengths at are mounted at opposite ends of a 18.8-cm long tube.An object is located 20.4 cm from one end of the tube.How far from the opposite end is the final image?

• A)8.88 cm
• B)32.5 cm
• C)4.54 cm
• D)8.60 cm
• E)20.4 cm

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