Sunday

January 25, 2015

January 25, 2015

Posted by **Andrew** on Monday, May 28, 2012 at 4:28pm.

- Physics -
**drwls**, Monday, May 28, 2012 at 5:43pm1/do + 1/di = 1/f

di/do = 6

di + do = 33

You have to solve three equations in three unknowns. Solve the last two in two unknowns first.

do + 6do = 33

do = 33/7 = 4.714 cm,

di = 28.286 cm

Now solve for f using the first equation.

f = 4.0406 cm

**Answer this Question**

**Related Questions**

Physics - An object is placed to the left of a lens, and a real image is formed ...

College Physics - A convergent lens forms a real image 2.41 times the size of ...

CALCULUS - If you could give an explenation with the answers, that'd be ...

Physics - An object is placed 30mm in front of a lens. An image of the object is...

calculus problem - the thin lens equation in physics is 1/s+1/S=1/f where s is ...

marymount academy - 1.An object 2.5cm high is placed 10cm from a converging lens...

Physics - A 5.0 cm real object is placed at a distance of 5.0 cm from a concave ...

Science Important - 1. A toy of height 18.4 cm is balanced in front of a ...

Physics - A convex lens of focal length 2.5 cm is placed 4 cm from a small ...

PHYSICS PLEASE HELP ASAP - When an object is placed 55.0cm from a certain ...