TransWikia.com
  1. All Categories
  2. Engineering

Engineering : Recent Questions and Answers (Page 6)

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

What is the proper screwdriver for a M2 counter-sunk hex screw?

I have many M2 flush-mount, counter-sunk hex screws ordered from a variety of sources, including McMaster Carr, Ebay, etc. The Wiha 263 1.5x50 screwdriver I have does not drive any...

Asked on 09/02/2021 by Jeremy Gilbert

3 answer

Calculating typical floor fan efficiency or dP? (Spec sheet too good to be true?)

I am looking to purchase a fan with high velocity. I am trying to make solid data driven decision based on specs.I found that most fan's of the 20"...

Asked on 09/01/2021 by J.Rem

1 answer

Why ESD does not affect pacemaker?

ESD from human affects electronics. Why it does not affect the pacemaker? Is it beacuse it is much below the surface?...

Asked on 09/01/2021 by edsxcd

1 answer

How to couple two pistons to a rotating shaft so that the piston heads move like this?

Assume two vertical pistons with their flat head facing upward. Is it possible to couple them to one rotating shaft in a way that the position vs. time diagram gets...

Asked on 09/01/2021 by AHB

1 answer

Epoxy that can withstand up to 800C and is optically transparent?

I'm looking to use an epoxy in a high-temp environment like 800C, and one that is optically transparent at 450nm (not below 90% transmission). But i'm having trouble finding one....

Asked on 09/01/2021

1 answer

Why does stress act a point instead of on an entire area normal to the stress?

I've often heard stress acts at a point and not on an entire cross-sectional area to which the load is applied normally.Im a little confused here, Let us consider...

Asked on 09/01/2021 by Somanna

2 answer

Are toasters really electrified inside of the "slots"?

My mother was born 1950. Me in the mid-1980s. All my life, she's been saying that I must never stick a metal object, such as a knife, into the toaster,...

Asked on 09/01/2021 by Anupam Strane

13 answer

Fan blower with less airflow in the center

I'm building a ducted fan and I would like it to:have a uniform airflow at the outputhave good static pressurehave a square section output (see figure: air enters the circular...

Asked on 09/01/2021

1 answer

Why do cold formed sections buckle differently from hot finished?

Above is a chart from a Eurocode handbook. It gives a correct buckling curve depending on cross section and its...

Asked on 09/01/2021

3 answer

AC Harmonics on a system appearing as DC

I have a theoretical question about harmonics and DC. Given I have a circuit which has a power supply providing an AC input(230Vrms @ 50Hz), this then goes into a...

Asked on 09/01/2021 by Thomas Morris

1 answer

Ask a Question

Get help from others!

© 2024 TransWikia.com. All rights reserved. Sites we Love: PCI Database, UKBizDB, Menu Kuliner, Sharing RPP