Pendulum
Click anywhere in the applet to start the pendulum swinging.
Drag the pendulum bob or click somewhere else to change the length of the string.
Right-click here to download this page and the Java Class File.
The period of oscillation T of a pendulum is given by:
where l = length of pendulum and g = acceleration due to gravity.
As length increases, period increases.
As gravity increases, period decreases.