Question: 1. A 1.0-cm-tall object is 10 cm in front of a converging lens that has a 30 cm focal length. what is the image position and image height?
2. A 3.0 cm-tall object is 15 cm in front of a diverging lens that has a -20 cm focal length. what is the image position and image height?
3. A 2.5-cm-tall object is 11cm in front of a concave mirror that has a 25 cm focal length. what is the image position and image height?