A 2.5-cm-tall object is 14 cm in front of a concave mirror that has a 25 cm focal length.
1. Calculate the image position.
2. Calculate the image height. Type a positive value if the image is upright and a negative value if it is inverted.
A slide projector needs to create a 96-cm-highimage of a 2.0-cm-tall slide. The screenis 310 cm from the slide.
What focal length does the lens need? Assume that it is a thin lens.
How far should you place the lens from the slide?