A slide of an onion cell is placed 12 mm from the objective lens of a microscope. The focal length of the objective lens is 10.0 mm.
1. What is the magnification of this image?
2. How far from the lens is the image formed?
3. What is the final magnification of this compound system?
4. The real image formed is located 10.0 mm beneath the eyepiece lens. If the focal length of the eyepiece is 20.0 mm, where does the final image appear?