Relation 1/p+1/q=1/f

[Fu-Kwun Hwang]

This applet use another representation to show 1/p+1/q=1/f

You can drag p in the plotting panel and find out the q easily from intersection point at the y-axis.
You can drag and change the focus point,too.

Embed a running copy of this simulation
<applet code='users.ntnu.fkh.pqf_pkg.pqfApplet.class' archive='http://www.phy.ntnu.edu.tw/ntnujava/ejsuser/2/ejs_pqf.jar' name='pqf2542' id='pqf2542' width='551' height='676' mayscript=true><param name='draggable' value='true'></applet>
Embed a running copy link(show simulation in a popuped window)
<a href='http://www.phy.ntnu.edu.tw/ntnujava/msg.php?smfejs=2542' target='smfejs'>Run simulation</a>

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Press the Alt key and the left mouse button to drag the applet off the browser and onto the desktop. This work is licensed under a Creative Commons Attribution 2.5 Taiwan License

• Please feel free to post your ideas about how to use the simulation for better teaching and learning.
• Post questions to be asked to help students to think, to explore.
• Upload worksheets as attached files to share with more users.

Let's work together. We can help more users understand physics conceptually and enjoy the fun of learning physics!

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[lookang]

http://www.phy.ntnu.edu.tw/ntnujava/index.php?topic=1155msg4448;topicseen#msg4448

made a nice applet from this one as original model!
check it out.
i like it

[lookang]

i have recreated a #JavaScript version here
http://iwant2study.org/ospsg/index.php/interactive-resources/physics/04-waves/04-light/116-thin-converging-diverging-lens-ray-diagram-lens-inquiry-learning


Enjoy!