- #1

- 16

- 0

I have been doing questions involving focal lenght, but not when the resulting image is a fraction of the original image. i do not know where to start or what equation(s) to use?? :(

You are using an out of date browser. It may not display this or other websites correctly.

You should upgrade or use an alternative browser.

You should upgrade or use an alternative browser.

- #1

- 16

- 0

I have been doing questions involving focal lenght, but not when the resulting image is a fraction of the original image. i do not know where to start or what equation(s) to use?? :(

- #2

Mentor

- 64,837

- 16,296

I have been doing questions involving focal lenght, but not when the resulting image is a fraction of the original image. i do not know where to start or what equation(s) to use?? :(

Use the lens equation. Can you show us what that is? And make a sketch. Could you show us a sketch of the situation?

Share:

- Replies
- 8

- Views
- 587

- Replies
- 1

- Views
- 487

- Replies
- 4

- Views
- 290

- Replies
- 1

- Views
- 271

- Replies
- 3

- Views
- 401

- Replies
- 1

- Views
- 2K

- Replies
- 3

- Views
- 603

- Replies
- 5

- Views
- 1K

- Replies
- 3

- Views
- 2K

- Replies
- 5

- Views
- 687