Physics WAEC

A simple microscope forms an image twice the size of the object. If the focal length of the lens of the microscope is 20m. How far is the object from the lens?
A simple microscope forms an image twice the size of the object. If the focal length of the lens of the microscope is 20m. How far is the object from the lens?A simple microscope forms an image twice the size of the object. If the focal length of the lens of the microscope is 20m. How far is the object from the lens?

A. 10m
B. 20m
C. 30m
D. 40m
E. 60m

Correct Answer:

Option C – 30m

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