Join the discussion of general engineering topics. The design, building, and use of engines, machines, and structures. Use the forum for any engineering topics not applicable to the specific categories.
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Threads
Why do I get shocked every time I shut my truck door?
- zoobyshoe
- · Replies 14 ·
How Do Optical Mice Detect Movement?
- dimensionless
- · Replies 1 ·
From one of PF's younger members
- z-component
- · Replies 33 ·
Heat conductivity and Grashofs number
- TSN79
- · Replies 2 ·
What is Explosives Engineering and How Does it Relate to Demolitions?
- NavyMan
- · Replies 2 ·
Finding the Right Software for Building Energy Simulation
- TSN79
- · Replies 5 ·
Widespread cracks in 2 story house after purchase in Arizona
- QuantumTheory
- · Replies 18 ·
Are there any CA structural engineers on this forum?
- 16d @ 4"
- · Replies 5 ·
Can Ocean Waves Provide a Revolutionary Alternative Energy Source?
- Integral
- · Replies 16 ·
Solving a Physics Society Domino Challenge
- umut_caglar
- · Replies 6 ·
Why build mega structures costing hundreds of millions
- Pengwuino
- · Replies 16 ·
Christmas from from an Engineer's Perspective
- 1123581321
- · Replies 6 ·
Where do physics and engineering diverge as separate fields?
- zoobyshoe
- · Replies 12 ·
Is Offshore Geothermal Energy Production Feasible Through Thinner Ocean Crust?
- Longstreet
- · Replies 2 ·
Can You Solve This Engineering Brain Teaser?
- Tom McCurdy
- · Replies 5 ·
Searching for Techniques to Put a Germ/Cell in Liquid Drops
- hananl
- · Replies 18 ·
Engineering Physics: Career Prospects & Problem Solving
- Ztalin
- · Replies 13 ·
Once an engineer, always an engineer.
- tribdog
- · Replies 5 ·
Ultimate nerd back pack or a Small scale enegry source
- Integral
- · Replies 4 ·
Wooden puzzle box sliding surfaces and polymer clay baking
- TheStatutoryApe
- · Replies 17 ·
The question is,, any of you actually makes something useful with all you know?
- ricardo kuhn
- · Replies 21 ·
Fireplace insert for a small 1940s colonial hearth
- DocToxyn
- · Replies 12 ·
What is a Deci-Hour? Answers Needed
- chingkui
- · Replies 2 ·
Magnet Valves: What Are They and How Do They Work?
- TSN79
- · Replies 3 ·
A book to spark the imagination?
- jmcgraw
- · Replies 4 ·
Strange or unbelieveable things that happen
- Astronuc
- · Replies 8 ·
Christmas lights + electrican engineer with too much time on his hands?
- Pengwuino
- · Replies 16 ·
Pennytech Bicycle rack for a motorcycle
- ricardo kuhn
- · Replies 2 ·
Design: Classroom of the Future
- Tom McCurdy
- · Replies 17 ·
Totally Pennytech rotating Headlight
- ricardo kuhn
- · Replies 2 ·
How to Find a Manufacturer for Custom 24V DC Gear Motor Assemblies?
- deckart
- · Replies 4 ·
What is metric engineering?
- kleinwolf
- · Replies 1 ·
Is a Cheap Pseudo-3D Display with Head Movement Possible?
- kleinwolf
- · Replies 2 ·
Favorite science course to take as a computer science elective
- heman
- · Replies 16 ·
Anti-gravity - is it far from us?
- vincentm
- · Replies 9 ·
Simple Hashing Function for City Coordinates
- pbialos
- · Replies 1 ·
Take Engineering Statics Online: Is it Worth It?
- JoshHolloway
- · Replies 7 ·
Why do engineers need complex variables before differential equations?
- Pseudo Statistic
- · Replies 7 ·
What engineering lessons from Hurricane Katrina could prevent future devastation?
- Ivan Seeking
- · Replies 73 ·
Cantilever Cable: PhD Student Researching Deformation Out-of-Plane
- Simon666
- · Replies 8 ·
The Differences Between Physicists and Engineers
- Lisa!
- · Replies 127 ·
Microwave engine claiming free energy
- Plastic Photon
- · Replies 1 ·
Welcome Back! Making Progress on a Powerful Engine
- brewnog
- · Replies 8 ·
Is metalworking in college a physically demanding task?
- siddharth
- · Replies 51 ·
How much advanced calculus do you need for computer chip design?
- QuantumTheory
- · Replies 28 ·
Where to buy a sheet of titanium about 2mm thick
- Icebreaker
- · Replies 16 ·
Retire on the Moon: Build an Anormous Senior Citizens Retirment Centre
- blimkie
- · Replies 3 ·
OMG I have an inverview in 3 hours help
- Physics is Phun
- · Replies 4 ·
Do a few extra lights really raise the electricity bill that much?
- QuantumTheory
- · Replies 9 ·
Can identical waves create sound wave cancellation?
- sid_galt
- · Replies 8 ·
Which Statics Book Do You Recommend for Reference?
- teknodude
- · Replies 3 ·
Ultra Caps Now Available at Digikey - Check Out What's New!
- willib
- · Replies 1 ·
What characteristics does a good design need to possess?
- Leon W Zhang
- · Replies 13 ·
The motivation just isnt there anymore
- ranger
- · Replies 8 ·
Impact of solids vs non-solids.
- Boneslab
- · Replies 9 ·
The most efficient means of travel
- Pengwuino
- · Replies 34 ·
Revalidation to practice engineering in the USA
- Pyrrhus
- · Replies 7 ·
Real-world costs of owning or sharing a single-prop airplane
- Pengwuino
- · Replies 17 ·
Can perpetual machines be developed?
- young e.
- · Replies 17 ·
Create Garage Door Remote w/ Scanner Tech
- sine
- · Replies 12 ·
Rebuild New Orleans for the future
- Skyhunter
- · Replies 8 ·
Should I be concerned about someone experimenting with 200-500kV?
- Pengwuino
- · Replies 20 ·
Which Engineering Field Should I Choose?
- ludi_srbin
- · Replies 37 ·
Why is there so much noise on passenger jets during flight?
- stoned
- · Replies 6 ·
Talking robots - what's the latest?
- honestrosewater
- · Replies 11 ·
Studying materials engineering alongside physics
- maria curie
- · Replies 3 ·
Most Powerful Lasers: Where to Find Them?
- EL
- · Replies 6 ·
How Do You Calculate the Rate of Change of Wave Frequency with Water Depth?
- cunhasb
- · Replies 3 ·
Front Landing Gear Grinds Off - Everyone Safe
- zoobyshoe
- · Replies 39 ·
Starting work as a graduate engineer at a power systems company
- brewnog
- · Replies 13 ·
What jobs and specializations are available in computer engineering?
- ranger
- · Replies 3 ·
Can compressing air behind a bullet increase muzzle velocity?
- sid_galt
- · Replies 7 ·
Disaster Recovery Infrastructure
- russ_watters
- · Replies 21 ·
Engineers and engineering students: what did you get on ACT
- Jeremy
- · Replies 5 ·
Is Engineering the Right Career Choice for Me at Texas Tech?
- crazyaussieTX
- · Replies 2 ·
Securing PVC Pipe Cap: A Challenge
- mrjeffy321
- · Replies 9 ·
Calculations for floatation of a pontoon
- plumbwhite
- · Replies 4 ·
Calculate Amperage for DIY Home Project
- GarageTinker
- · Replies 2 ·
Engineering and engineering technology
- ranger
- · Replies 3 ·
What's covered in a digital logic lab course?
- EvLer
- · Replies 7 ·
Pilgrim Nuts - Largest Nuts Ever Made
- wolram
- · Replies 25 ·
How to inflate tires without losing air and check tire tread depth
- Math Is Hard
- · Replies 96 ·
Is Engineering a Homophobic Profession for Queer Engineers?
- uberXjimmy
- · Replies 1 ·
Why Not Use Empirical Adjustments for Solar Death Rays?
- DaveC426913
- · Replies 33 ·
Need to know the name of this engineering company
- oldunion
- · Replies 1 ·
Brain-Teasing Puzzle for Engineering Majors
- EvLer
- · Replies 4 ·
Finding Max Load for Cantilever Beam of AlN
- Physics_wiz
- · Replies 6 ·
Parachutes in commercial aircraft.
- matthyaouw
- · Replies 60 ·
Is the choice of engineering stable enough?
- uberXjimmy
- · Replies 3 ·
Airliner crashes due to decompression failure ?
- RonRyan85
- · Replies 2 ·
What is Your Secret Dream for the Future?
- Clausius2
- · Replies 71 ·
Output Equation: y(x)=Input+Initial Data Response
- asdf1
- · Replies 9 ·
Are engineering assignments really so wrong?
- Artman
- · Replies 37 ·
What are the top engineering schools in the Northeast for undergraduate studies?
- SDutra
- · Replies 16 ·
What Engineering to study - The OT Part
- Clausius2
- · Replies 28 ·
What Is This Object on the Titan Rocket?
- Integral
- · Replies 153 ·
Anyone know where I can get a free FE practice exam?
- leright
- · Replies 4 ·
What is the Age Range of Scientists in the Nuclear Engineering Field?
- eosphorus
- · Replies 87 ·
How Did an Attempt to Fix a Dripping Tap Turn into a Fiery Disaster?
- wolram
- · Replies 50 ·
Programming Nokia 6230 for Bluetooth Commands
- juming
- · Replies 1 ·