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Questions tagged [engineering]

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34 questions
Newest Active Bountied Unanswered
3 votes
1 answer
225 views

I am working on a matrix multiplication problem where I have two matrices, MatA and MatB. ...
Jennifer Derleth's user avatar
  • 115
7 votes
1 answer
408 views

I am working on animating the movement of a cycloidal disk inside a cycloidal drive using parametric equations in Mathematica. The cycloidal drive has various components like rollers, output holes, ...
vito's user avatar
  • 9,126
3 votes
3 answers
368 views

I'm working on a psychrometric chart on Mathematica. The code is as follows: ...
Julio Araujo Dos Santos's user avatar
  • 55
2 votes
2 answers
526 views

While Mathematica's ThermodynamicData[] is very useful, is there a method in Mathematica to find Temperature as a function of Pressure and Entropy? ...
Chris B's user avatar
  • 111
2 votes
2 answers
460 views

I am trying to find the deflection of cantilever beam with variable flexural rigidity (i.e. EI(x) instead of constant EI) starting from this equation: $EI(x)\frac{\partial^2y}{\partial x^2} = M(x)$, ...
Masoud's user avatar
  • 33
5 votes
2 answers
2k views

There are some answers on how to get a smooth squarewave function. But I would like to have a smooth boxcar function or rectangle function with 2 different widths.: ...
Nam Nguyen's user avatar
  • 1,811
3 votes
2 answers
459 views

I am working on a vertical 1D bar vibration problem using the wave equation (ie: oil industry sucker rod application). On one end of the bar I have prescribed displacement and force boundary ...
wpilgri's user avatar
  • 55
0 votes
1 answer
248 views

I am trying to setup Mathematica to analyze a vertical round rod under its own weight, fixed on one end free on the other. I have the 1D wave equation and a distributed load to represent the self ...
wpilgri's user avatar
  • 55
0 votes
1 answer
105 views

I'm testing out code from a textbook for possible bugs. This chapter demonstrates a plot of a motor's angular position response in accordance to it's transfer function model: ...
TexMexDex's user avatar
  • 105
4 votes
1 answer
2k views

This is a broad question, I need general help regarding this. I have to solve some electric circuits using Mathematica, software I've never used before. So, my question is, where to start? I believe ...
Tony Reirdan's user avatar
  • 53
5 votes
1 answer
254 views

I have been using Mathematica now for a little over a year...this started off in maybe a modern 'classic' way of having to solve symbolic mathematics and related plus the want to learn a CAS (and more)...
DrMrstheMonarch's user avatar
  • 3,101
1 vote
1 answer
364 views

There's a problem in Hibbeler's 14th edition of Statics for Engineering that I've tried a few times and couldn't solve. The problem is shown below. It wants me to find the centroid coordinates of a ...
Felipe Beu's user avatar
  • 11
0 votes
2 answers
227 views

I am trying to find points $(x,y)$ which satisfy the following constraint: $$1000F_r(x,y)=\frac{1000x\sqrt{1/y^2-1/A^2}}{1+x\sqrt{1/y^2-1/A^2}}=1/2$$ Where $A\simeq0.0008$. My idea was to plot $z=...
tbfr416's user avatar
  • 309
0 votes
1 answer
508 views

I am trying to optimize the variables of two (or three depending on how you think about it) matrices using the Newton-Raphson Method. I made the bottom code in Matlab. The code is pretty simple it ...
H. Alanzi's user avatar
  • 97
2 votes
1 answer
2k views

I'm using ThermodynamicData to do some calculation. By I found that there is a problem in the enthalpy of air. Input: ...
user155860's user avatar
  • 115

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