Engineering Questions, Problems & Solutions : TransWikia.com ~ Page 63

How are tunnels dug from two endpoints joined?

Let's assume I want to build a subway system. I dig two subway stations and now I start digging a tunnel from both of these endpoints simultaneously. How can I...

Asked on 01/28/2021

3 answer

Electrostatic wand to attract pet hair

Novice engineer here (primarily IT guy - I consider myself a jack of all trades, but go easy on me - I don't profess to be at the level of...

Asked on 01/28/2021 by universalsoldier

1 answer

Polarity of a relative angle - Knee joint angle

I'm wondering if it's correct to write: $$ alpha = theta_{lg} - theta_{th} $$ EDIT: the theta angles are defined positive...

Asked on 01/27/2021 by Gennaro Arguzzi

3 answer

What is the material requirement for Van der Graff generator sphere?

I would like to make a Van der Graff generator for my science fair project out of aluminized mylar. Do you think this might be feasable or do I need...

Asked on 01/26/2021 by user2820052

1 answer

Deriving the equations of motion for free-floating spacecraft with a single link robot arm

Note: I had previously posted this question on the Space and Robotics SE sites, but received little/no response. So I've deleted the previous posts and repasted my question here...

Asked on 01/26/2021

1 answer

What is a purpose of learning G-code?

I might be wrong here. The solid modeling done in CAD like Catia, NX, Solidworks,etc can be taken as input in CNC and the desired shape and size of piece...

Asked on 01/26/2021

5 answer

Bending moment calculation

Considering all the variables are the same, how to rank these connections from highest to lowest bending moment? ...

Asked on 01/26/2021 by SSan

3 answer

Why is this overdefined? Can't I move right vertical line to the rright?

Why is this overdefined? Can't I translate eveything yellow horizontally to the right? ...

Asked on 01/26/2021

1 answer

How do I calculate how many newtons a hollow rod can carry without buckling?

how can I calculate how many newtons a 600[mm] long rod with a known yield strength (300 [MPa]), young modulus (190 [GPa]) and hollow (outer diameter = 16[mm], inner diameter...

Asked on 01/26/2021 by AnatolianCat

2 answer

Gas Seal for slowly turning shaft

I am working on a small waste treatment project where there is a small mixing vessel (about 5 liters - more or less 20cm diameter). The mixing process produces...

Asked on 01/25/2021

2 answer

Ask a Question

Get help from others!

Engineering : Recent Questions and Answers (Page 63)

Ask a Question