engineering fundamentals Member Info (dr funda)
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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
 
Profile Summary
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
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Showing Messages 1-30 (of 1246)  Next >>
Moment of Inertia of a Trapezoid - - Efunda formula seems incorre...
Topic started by gordon43 on 03/13/13, Message No. 21962
Hello Gordon, It appears that your definition of Iy is different...
Posted 03/13/13 19:40 PST, Message No. 21963
How do I cancel my membership?
Topic started by jayelrod on 01/17/13, Message No. 21953
Hello Jay, Your membership had been cancelled since 6/13/20...
Posted 01/17/13 16:07 PST, Message No. 21954
C(r) in Loan Calculator
Topic started by PrimeDevil on 10/29/11, Message No. 21644
Hello, We are sorry for the confusion. The little 'r' is not a s...
Posted 10/29/11 12:18 PST, Message No. 21648
Error in distilled water properties at 4 C
Topic started by lloydbrown on 05/24/11, Message No. 21452
Good call. We have double-checked the number and it is indeed mis...
Posted 05/25/11 11:42 PST, Message No. 21453
tapered beam deflection
Topic started by jpsoper on 06/09/10, Message No. 21130
First and foremost, we need to verify that the beam is long enoug...
Posted 06/09/10 11:56 PST, Message No. 21131
Beam online calculations
Topic started by koanguy on 10/04/09, Message No. 20842
Dear Koanguy, From your descrlption, it does not seem that your ...
Posted 10/04/09 16:54 PST, Message No. 20844
Steel column stress calculation
Topic started by engracadinha on 10/03/09, Message No. 20839
Dear Simon, Per your effective column length (1.5m) and radius o...
Posted 10/04/09 16:41 PST, Message No. 20843
Dear Engracadinha, It appeas that the following is the calculato...
Posted 10/03/09 18:07 PST, Message No. 20840
RESIDUAL STRESS MEASURAMENT NDT
Topic started by enniocurto on 06/16/08, Message No. 19829
Yes it is. Normally we would take down blatant ads but this one i...
Posted 06/16/08 20:42 PST, Message No. 19831
APR calculation in Perl
Topic started by geezer2332 on 05/29/08, Message No. 19787
Hello,The reason you have a slightly diffferent answer is that yo...
Posted 05/29/08 10:58 PST, Message No. 19788
The web-based orifice calculator seems to have an error
Topic started by Gymnast on 03/24/08, Message No. 19605
Well, didn't get the email. Could you please send it again to ser...
Posted 03/26/08 22:26 PST, Message No. 19626
Dear Gymnast,Could you please post your complete input values? We...
Posted 03/24/08 10:42 PST, Message No. 19608
Can I put a picture in a post?
Topic started by AJL on 07/26/07, Message No. 18967
Did you send the pictures to us? I don't seem to have received th...
Posted 08/06/07 11:19 PST, Message No. 18996
Currently the image upload function is disabled in the forum for ...
Posted 07/26/07 11:38 PST, Message No. 18968
Shigley Columns with Eccentric Loading
Topic started by AJL on 07/25/07, Message No. 18959
The diagrams have been updated.http://www.efunda.com/formulae/sol...
Posted 07/25/07 13:54 PST, Message No. 18964
Hello,The schematic on the eccentric axial load is wrong, and we ...
Posted 07/25/07 10:38 PST, Message No. 18961
look at those Nasa pictures:
Topic started by gerdb on 06/29/07, Message No. 18897
Hi Gerdb,We really appreciate your long-time support of this foru...
Posted 06/29/07 16:03 PST, Message No. 18899
to upgrade our forum
Topic started by getit on 06/12/07, Message No. 18841
Ok, we hear you. Let's see what we can do.
Posted 06/13/07 00:43 PST, Message No. 18850
Important Forum information
Topic started by just_engineer on 03/15/07, Message No. 18560
Yes we are listening. We have not experienced any decline in gene...
Posted 03/19/07 11:11 PST, Message No. 18568
DERIVATIVE OF SINE FUNCTION
Topic started by cessna on 11/17/06, Message No. 18168
Dear Dave,Unless this is a trick question, the answers are (assum...
Posted 11/17/06 15:57 PST, Message No. 18169
Axially loaded leaf spring
Topic started by autodescom on 05/16/06, Message No. 17619
I think this is the page you are looking for. It's under "cu...
Posted 05/17/06 23:13 PST, Message No. 17633
Thin plate deflection calculation
Topic started by bobd on 05/01/06, Message No. 17566
Bobd,For small deflections you may use our online calculator in t...
Posted 05/01/06 13:58 PST, Message No. 17567
rigid body dynamics?
Topic started by desertsp on 04/22/06, Message No. 17520
sdoughty11,If my posts gave anyone the idea that that kinematics ...
Posted 04/29/06 16:37 PST, Message No. 17563
>>> So would it be safe to say that the contents of this...
Posted 04/23/06 15:17 PST, Message No. 17529
Hello,Unfortunately, the answer is a big YES. Solving dynamics pr...
Posted 04/23/06 15:05 PST, Message No. 17527
Hello,If we understand you right, you are looking for a library o...
Posted 04/23/06 14:46 PST, Message No. 17525
Really need a New Efunda Calculator
Topic started by tashcraft on 01/29/06, Message No. 17266
Dear Tashcraft,Thank you for the suggestion. The calculator you s...
Posted 01/31/06 00:42 PST, Message No. 17270
LaPlace transform of sin(3t)*u(t)?
Topic started by anagaraj1 on 11/09/05, Message No. 17037
Yes, that would be the case. Since the Laplace transform integrat...
Posted 11/11/05 11:05 PST, Message No. 17039
Dr. Funda, purge spam or purge memberships.
Topic started by rolschwarz on 04/26/05, Message No. 15912
Dear Rolschwarz, You are right. It is our responsibility to ke...
Posted 04/26/05 21:55 PST, Message No. 15922
why flexural modulus is given as a material data
Topic started by chandrans on 10/06/04, Message No. 14690
Dear Chandrans, The physical significance of the flexural modu...
Posted 10/07/04 21:20 PST, Message No. 14711
Showing Messages 1-30 (of 1246)  Next >>

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