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Engineering : Recent Questions and Answers (Page 77)

Find answers to your questions about Engineering or help others by answering their Engineering questions.

Calculating angle of a 2D vector with positive y-axis

This has been a burning question that I've been thinking about recently. In statics problems like the one I've attached here where we are asked to find the angle that...

Asked on 12/06/2020

3 answer

Laplace transform and output of affine systems in Simulink

I have a system $h$ which takes as input $u(t)$ and outputs $y(t)$. It is known that the relation between $y(t)$ and $u(t)$ is affine...

Asked on 12/05/2020 by KaiserHaz

0 answer

Is there a loss in light transmission when using acrylic lens, instead of glass, for collimating a led light beam?

I've got a led headlight for illuminating a small spot region at 30cms distance from my head. I've let it fall and the glass lens chipped. So I unscrewed the...

Asked on 12/05/2020 by Rodrigo

1 answer

Calculate the specific surface area of a mesoporous sample

I'm a nanoengineering student who's been stuck on the following problem for a few days. I've gone back over my professors slides, watched podcasts from an old professor, etc. etc.,...

Asked on 12/05/2020 by TobyTobyo

1 answer

Shear connections

Question: which of the three shear connections (beam/column) below will require diagonal bracing? ...

Asked on 12/03/2020

1 answer

Calculate required torque for cam design

Would like to check the following design (snail cam) require how much motor rated torque?To ease calculation, i have include some assumed factor as below. Two extreme condition...

Asked on 12/03/2020 by Travis T

0 answer

How to choose bracing type and location

I was given a question (see image: elevation) and was asked which type of bracing (the bottom 3 types: v, inverted v or k) should be used and on which...

Asked on 12/02/2020

1 answer

Can changing the colour of roofs change the average temperature in a suburb?

I want to be able to determine if changing the colour of the roofs in a suburb will change the average temperature of the suburbs. E.g. if the roofs in...

Asked on 12/02/2020 by user1605665

1 answer

Motors for an omnidirectional RC toycar (with mecanum wheels)

First of all, apologies if this is an Arduino question. IMHO, I felt that the questions is more about motors and their comparison. I'm trying to build an RC toycar...

Asked on 12/02/2020 by NMech

0 answer

Model Reduction - Export matrices from ANSYS to MATLAB

I am trying to reduce my model in ANSYS using Craig-Bampton Method. My ultimate goal is to read system matrices, stiffness, damping and mass matrix with MATLAB. The size of...

Asked on 12/02/2020 by breza

1 answer

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