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 Basic Information UserName: dr funda Name: Dr. Funda Location: Sunnyvale, CA, USA Occupation: Engineering Consultant Specialty: Mechanical Engineering E-Mail: drfunda@efunda.com URL: http://www.efunda.com

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 Dr. Funda's mission is to aid in the creation of an online destination for the engineering community, where working professionals can quickly find a variety of information to solve complex design problems.

 Posts by dr funda [ Order by Time Posted ] [ Group by Topic ] [ Topics by dr funda ] [ All Topics ] Showing Messages 1-30 (of 1246)  Next >> Moment of Inertia of a Trapezoid - - Efunda formula seems incorre... Hello Gordon, It appears that your definition of Iy is different... Posted 03/13/13 19:40 PST How do I cancel my membership? Hello Jay, Your membership had been cancelled since 6/13/20... Posted 01/17/13 16:07 PST C(r) in Loan Calculator Hello, We are sorry for the confusion. The little 'r' is not a s... Posted 10/29/11 12:18 PST Error in distilled water properties at 4 C Good call. We have double-checked the number and it is indeed mis... Posted 05/25/11 11:42 PST tapered beam deflection First and foremost, we need to verify that the beam is long enoug... Posted 06/09/10 11:56 PST Beam online calculations Dear Koanguy, From your descrlption, it does not seem that your ... Posted 10/04/09 16:54 PST Steel column stress calculation Dear Simon, Per your effective column length (1.5m) and radius o... Posted 10/04/09 16:41 PST Steel column stress calculation Dear Engracadinha, It appeas that the following is the calculato... Posted 10/03/09 18:07 PST Flexural modulus?? Hello, For homogeneous and isotropic materials, please use this l... Posted 02/10/09 11:40 PST IZOD Units, kJ/m^2 to ft-lb/in Ok, if you really want to be scientific about the clamp, you coul... Posted 01/23/09 11:34 PST IZOD Units, kJ/m^2 to ft-lb/in Hello,To build a testing apparatus per ASTM D256 specs, you will ... Posted 01/22/09 11:19 PST IZOD Units, kJ/m^2 to ft-lb/in Hello,Yes, mathematically, J/m gives you Newton. But IZOD impact ... Posted 01/21/09 11:42 PST RESIDUAL STRESS MEASURAMENT NDT Yes it is. Normally we would take down blatant ads but this one i... Posted 06/16/08 20:42 PST APR calculation in Perl Hello,The reason you have a slightly diffferent answer is that yo... Posted 05/29/08 10:58 PST The web-based orifice calculator seems to have an error Well, didn't get the email. Could you please send it again to ser... Posted 03/26/08 22:26 PST The web-based orifice calculator seems to have an error Dear Gymnast,Could you please post your complete input values? We... Posted 03/24/08 10:42 PST Can I put a picture in a post? Did you send the pictures to us? I don't seem to have received th... Posted 08/06/07 11:19 PST Can I put a picture in a post? Currently the image upload function is disabled in the forum for ... Posted 07/26/07 11:38 PST Shigley Columns with Eccentric Loading The diagrams have been updated.http://www.efunda.com/formulae/sol... Posted 07/25/07 13:54 PST Shigley Columns with Eccentric Loading Hello,The schematic on the eccentric axial load is wrong, and we ... Posted 07/25/07 10:38 PST look at those Nasa pictures: Hi Gerdb,We really appreciate your long-time support of this foru... Posted 06/29/07 16:03 PST to upgrade our forum Ok, we hear you. Let's see what we can do. Posted 06/13/07 00:43 PST Important Forum information Yes we are listening. We have not experienced any decline in gene... Posted 03/19/07 11:11 PST DERIVATIVE OF SINE FUNCTION Dear Dave,Unless this is a trick question, the answers are (assum... Posted 11/17/06 15:57 PST Axially loaded leaf spring I think this is the page you are looking for. It's under "cu... Posted 05/17/06 23:13 PST Thin plate deflection calculation Bobd,For small deflections you may use our online calculator in t... Posted 05/01/06 13:58 PST rigid body dynamics? sdoughty11,If my posts gave anyone the idea that that kinematics ... Posted 04/29/06 16:37 PST rigid body dynamics? >>> So would it be safe to say that the contents of this... Posted 04/23/06 15:17 PST rigid body dynamics? Hello,Unfortunately, the answer is a big YES. Solving dynamics pr... Posted 04/23/06 15:05 PST rigid body dynamics? Hello,If we understand you right, you are looking for a library o... Posted 04/23/06 14:46 PST Showing Messages 1-30 (of 1246)  Next >>

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