Chronology Current Month Current Thread Current Date
[Year List] [Month List (current year)] [Date Index] [Thread Index] [Thread Prev] [Thread Next] [Date Prev] [Date Next]

Re: cavendish expt



"Videotape seems odd. Monofilament fishing line
is pretty much standard for this application.
Videotape will do bad things to the sensitivity."


Sorry, I read too rapidly. Tho, please elaborate.

bc

p.s. one problem (correctable) with small scale is the cross interaction
of the external masses. (an external mass attracts both of the
pendulum's masses)

"John S. Denker" wrote:

thomas pfeiffer wrote:

I'm using two joint compound buckets filled with sand
as the larger masses.

Lead would be better.

cut