Posted by **J** on Monday, April 14, 2008 at 10:15pm.

A certain digital camera having a lens with focal length 7.5 cm focuses on an object 1.85 m tall that is 4.25 m from the lens. (a) How far must the lens be from the photocells? (b) How tall is the image on the photocells? Is it erect or inverted? (c) A SLR digital camera often has pixels measuring 8.0 um by 8.0 um. How many such pixels does the height of this image cover?

I have part a and b, but I can't figure out c! help please!

## Answer this Question

## Related Questions

- Physics - A certain digital camera having a lens with focal length 7.5 cm ...
- Physics - A simple camera telephoto lens consists of two lenses. The objective ...
- Physics ( optics) - A simple camera telephoto lens consists of two lenses. The ...
- Physics - A simple camera telephoto lens consists of two lenses. The objective ...
- calculus problem - the thin lens equation in physics is 1/s+1/S=1/f where s is ...
- Physics - A lens with a focal length of 25 cm is placed 45 cm in front of a lens...
- Physics - An object is placed to the left of a lens, and a real image is formed ...
- Science Important - 1. A toy of height 18.4 cm is balanced in front of a ...
- physics - Camera lenses are described in terms of their focal length. A 50 mm ...
- physics - The focal length of lens is 5.0cm. How far from the lens must the ...

More Related Questions