The Distance Between the Object to Be Viewed and the Eyepiece

question 92

Multiple Choice

The distance between the object to be viewed and the eyepiece of a compound microscope is 18.0 cm.The focal length of its objective lens is 0.80 cm and the eyepiece has a focal length of 2.3 cm.The near-point distance of the person using the microscope is 25.0 cm.What is the magnitude of the total magnification of the microscope if it is designed for minimum eyestrain?

• A)120
• B)184
• C)200
• D)360
• E)480

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