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Participant

Join Date: Jun 2010
Posts: 4

Natural Frequency

08/14/2013 12:29 PM

Do you know how to calculate the natural frequency of a spherical shell?

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Guru

Join Date: Mar 2007
Location: at the beach in Florida
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#1

Re: Natural frequency

08/14/2013 12:52 PM
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Guru
Hobbies - Musician - New Member

Join Date: Feb 2012
Posts: 522
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#11
In reply to #1

Re: Natural frequency

08/15/2013 2:06 PM

In my case, hold it up to my hearing aid. High error rate, though.

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Guru

Join Date: Apr 2011
Posts: 6557
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#2

Re: Natural frequency

08/14/2013 2:37 PM

Why, yes. Yes I do. Thank you for your inquiry.

Okay, my turn.

Do you know how to emulate the concrescence of intentionality?

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Participant

Join Date: Aug 2012
Posts: 3
#5
In reply to #2

Re: Natural frequency

08/15/2013 11:12 AM

It can be found at the Omega Point

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Guru

Join Date: Aug 2010
Location: Melbourne, Australia
Posts: 686
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#3

Re: Natural Frequency

08/15/2013 6:06 AM

Hit it, it will ring at it's natural frequency.

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Guru
Popular Science - Weaponology - New Member Engineering Fields - Engineering Physics - New Member Engineering Fields - Nuclear Engineering - New Member

Join Date: Dec 2007
Location: No. VA, USA (No, it does NOT mean "won't go"!)
Posts: 1673
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#4
In reply to #3

Re: Natural Frequency

08/15/2013 7:02 AM

OK, that was too hard. Now you'll have to pick up the pieces and get another shell.

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Guru
United Kingdom - Member - Indeterminate Engineering Fields - Control Engineering - New Member

Join Date: Jan 2007
Location: In the bothy, 7 chains down the line from Dodman's Lane level crossing, in the nation formerly known as Great Britain, and now disconnecting as Little England and Wales (not too sure about Wales bit, either). Kettle's on.
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#6
In reply to #4

Re: Natural Frequency

08/15/2013 11:31 AM

"Foreign contaminant!"

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Guru
Popular Science - Weaponology - New Member Engineering Fields - Engineering Physics - New Member Engineering Fields - Nuclear Engineering - New Member

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#9
In reply to #6

Re: Natural Frequency

08/15/2013 2:03 PM

20% if you use a Judge!

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Guru
Popular Science - Weaponology - New Member Engineering Fields - Engineering Physics - New Member Engineering Fields - Nuclear Engineering - New Member

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Location: No. VA, USA (No, it does NOT mean "won't go"!)
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#10
In reply to #9

Re: Natural Frequency

08/15/2013 2:05 PM

Sorry. That was in reference to "New report just in: playing Russian Roulette reduces the risk of Digital Dementia by a little under 17%."

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Power-User

Join Date: Nov 2011
Posts: 476
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#7

Re: Natural Frequency

08/15/2013 12:29 PM

Like a pack of wolves...

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Power-User

Join Date: Dec 2008
Location: Anthem, AZ
Posts: 367
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#8

Re: Natural Frequency

08/15/2013 2:03 PM

Use a program such as Nastran. You will have to know the physical parameters such as Radius, thickness of shell, material it is made of, etc.

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