The Distance Between the Object to Be Viewed and the Eyepiece

question 68

Multiple Choice

The distance between the object to be viewed and the eyepiece of a compound microscope is 25.0 cm.The focal length of its objective lens is 0.200 cm and the eyepiece has a focal length of 2.60 cm.What is the magnitude of the total magnification of the microscope when used by the person of normal eyesight if it is designed for minimum eyestrain?

• A)1070
• B)204
• C)520
• D)477
• E)772

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