Posts by dora 



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Bessel function 
Hellow there,
For Bessel function:
http://www.efunda.com/math... 

Fibres increase strength of a composite 
Would it be a QA problem?
Shells under compression are more fl... 

USB2.0 Versus "FireWire"  What's the difference??? 
Hello mpcltrans,
You said everything right on them.
Most of... 

Pure Bending 
Hello Wizard_21,
A short answer to your question is YES.
T... 

Modulus of Elasticity for Concrete 
Hello rlwong,
About 18  30 GPa and its ultimate strength is 1... 

Hyperbolic function integration 
It looks very Ellipticish. Unfortunately, elliptic integrals can ... 

Conversion data 
Hello Stayur,
Your questions are probably not well defined.
... 

Psi strength in concrete 
Hi Zorba,
Compression strength (psi, pound per square inch) is... 

metric conversions 
Hello metrimind,
4 c.c. (cubic centimeter) is about 0.8 teaspo... 

Materials 
Hello buddhasin,
The first thing comes to my mind is piezo mat... 

Numerical integration 
Hello aswani,
What a surprise that Gaussian Quadrature is less... 

elasticity/dampness 
Hello j_ravikant,
I must say that I do not fully understand yo... 

Extruded latex:Schwartz value 
Hello geoffleece,
The Schwarts value does not on the common ru... 

complex frequency, laplace transforms time domain into complex fr... 
Hello gkthakur,
Frequency, w, itself should be nonnegative re... 

Plastic plate, under constant pressure, clamped edges 
Hello robertran,
a)In plastic, engineers usually use secant mo... 

Torsional stress in a hexagon torsion bar 
Hello Olba,
It seems to me that the question is about the pola... 

Uncharted territory in eFunda: Rate, Comment, Suggest Books 
To all frequent visiters:
Do you guys find a new link in eFund... 

Acoustic Fatigue 
Hi gbaxter,
From the Properties of Logarithmic Functions, one ... 

Tensile Testing Machine, sources? 
Hi yasser,
MTS and Instron are two brand name material testing... 

Relation between the R.P.M. given And density of P.C.P.concrete 
Hi Endy,
This is a very interesting question, I have never ser... 

fourier transforms 
Based on the fact that an impulse (delta function) in the time do... 

IZOD Units, kJ/m^2 to ftlb/in 
First of all, the unit kJ/m^2 and ftlb/in are in DIFFERENT dimen... 

Prestressed Concrete Pressure Pipes 
Hi Endy,
Per your specification, the length of wire vary as f... 

colour blindness 
Color blindness gene locates at the 23rd pair of chromosomes, the... 

Strain gauges 
Strain gages are based on the electrical resistance of the wire i... 

DESIGNED PARAMETERS, for concrete vs performance parameters 
Concrete contains components that are NOT as homogeneous as in me... 

concrete 
Well, I must say that a SS beam with uniform load is kind of slop... 

concrete 
Maybe we can look at the problem as a 100 ft long, 24 ft wide, an... 

CIRCUMFERENTIAL PRESTRESSING 
Hi Endy,
Based on the limited information: the cracks locates ... 

stress concentration in round shafts 
You are right. Theoretically, the smoother the transition, the sm... 



Showing Messages 130 (of 47)
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