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posted by  ladylifeforcer on 5/10/2007 8:43:40 PM  |  status: Live  

Pendulum motion

Course Textbook Chapter Problem
Algebra Based Physics College Physics (7th) by Serway, Faughn, Bennett 13 30
Question Details:
A man enters a tall tower, needing to know its hieght.  He notes that a long pendulum extends from the ceiling almost to the floor and that its period is 15.5s.  (a)  How tall is the tower?  (b)  If this pendulum is taken to the Moon, where the free-fall acceleration is 1.67m/s2, what is the period there?
 
T=15.5s
(a)  L=T2g/4π2
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posted by ryguy on 5/10/2007 9:19:45 PM  |  status: Live
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ladylifeforcer's comment:
"thank you"
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posted by ryguy on 5/10/2007 9:20:00 PM  |  status: Live
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ladylifeforcer's comment:
"and again"
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