Oscillations and Waves > Oscillations > Pendula DCS# 1D50.25 

SPHERICAL PENDULUM

spherical pendulum

APPARATUS
spherical pendulum 202-21
two big ringstands 201A
sturdy horizontal rod 201


DESCRIPTION
Show modes of oscillation of spherical pendulum.  One mode is conical.  Another can be initiated by pushing bob along a chord offset from center of circle.

NOTES
  Pendulum must be rigidly supported.