The Focal Lengths of the Objective and Eyepiece in a Compound

question 65

Multiple Choice

The focal lengths of the objective and eyepiece in a compound microscope are 0.80 cm and 2.5 cm,respectively.The image formed by the objective is 16 cm from it and the final image is 25 cm from the eye.What is the total overall magnification of the microscope?

• A) -19 x
• B) -11 x
• C) -2.0 x
• D) -100 x
• E) -200 x

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