This java applet shows you how to read a vernier.

Just click the show checkbox and drag the ruler (left/right).

If you did not click show checkbox :

You can drag the ruler left and right.

It will wait for you to enter correct value into the textField.

And tell you the test result.

Your suggestions are highly appreciated! Please click [email protected]

Author�GFu-Kwun Hwang, Dept. of physics, National Taiwan Normal University

Last modified :