What is the Motion of a Bifilar Pendulum?

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joelKID984
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Heyy guys,

I have and EEI to do on a bifilar pendulum. Essentially a bifilar pendulum is acheived by two parallel strings instead of one. I have already built the device but don't know how the motion should be. Shourd it be farwards adn backwars? or side to side? or rotate?

Thanks in advance:)
 
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welcome to pf!

heyy joelKID984! welcome to pf! :smile:

"bifilar" simply means "having two threads", so it could be used in any of those three ways

but i believe it's usually operated as a torsional pendulum …

for pictures, do a google image-search for "bifilar pendulum" :wink:​
 
how does a bifilar pendulum relate to the world

ok,

im doing an EEI on a bifilar pendulum and I am on one of the lest sections of the report that quite important as it shows critical thinking. i have to discuss how the bifilar pendulum relates to the real world.

essentially a bifilar pndulum if a pendulum with two parallel filaments attached to a body instead of one. i know that a bifilar pendulum is used to measure moment of inertia, but how can it relate to the real world.

Thanks,
Joel
 
joelKID984 said:
ok,

im doing an EEI on a bifilar pendulum and I am on one of the lest sections of the report that quite important as it shows critical thinking. i have to discuss how the bifilar pendulum relates to the real world.

essentially a bifilar pndulum if a pendulum with two parallel filaments attached to a body instead of one. i know that a bifilar pendulum is used to measure moment of inertia, but how can it relate to the real world.

Thanks,
Joel

Other threads on bifilar pendulum here on PF : http://www.google.com/search?q=bifi....,cf.osb&fp=b9a4a844c6dcd97f&biw=1024&bih=578

This site , I think beautifully explains your case : http://www.egglescliffe.org.uk/physics/gravitation/bifilar/bif.html

Here is another site : http://www.me.utexas.edu/~me244L/labs/filar/filaroverview.html
 
thanks guys :):) for hte help. but some guy keeps giving me warnings for no reason soo...