Satellite Derotator (1Q30.25)

Description:

Two heavy weights on cables are released from a vertically spinning disc to stop the system by conservation of angular momentum.

References, Comments, or Footnotes:

1) Mungan, Carl, "The Satellite Derotator". The Physics Teacher 40(6). 368-372 (2002).

2) Physics Demonstration Experiments, edited by H.F. Meiners (Ronald Press, New York, 1970), Vol. 1, pp. 318-320 and 596-599.