This was posted on /r/Portal and it's pretty split on whether the answer is A or B. Which do you think?10yr ⋅ mightynifty ⋅ r/AskEngineers
What is it? Something my aeronautical engineering father brought home from work in the '90's10yr ⋅ Souixfalls ⋅ r/AskEngineers
I saw on /r/woahdude and I need to know what's going on here. It seems extraordinarily complicated. Does it really need to be?10yr ⋅ zora ⋅ r/AskEngineers
can you tell me what the disk looking things are called and what they're for.10yr ⋅ bobkatmac ⋅ r/AskEngineers
Why Does This Emissions Stack Have a Helix-Shaped Frame at the Top?12yr ⋅ EatingSteak ⋅ r/AskEngineers
How are these unusual glass stairs connected to the cables? Would the building need special reinforcements to deal with the tension required in the cables?10yr ⋅ cosmically_curious ⋅ r/AskEngineers
Why are some cell towers placed much lower than the elevation of surrounding land? (street view image example)10yr ⋅ somepersonlol ⋅ r/AskEngineers
I found this in my physics class and nobody knows what it does. Could you guys help?11yr ⋅ BillyMays3 ⋅ r/AskEngineers
I took this apart and suddenly feel like a sucker. Can someone explain the wifi antenna magic at work here? Why is the giant hunk of aluminum needed if none of the wires touch it? Does it even do anything? If so, how?11yr ⋅ ringmaker ⋅ r/AskEngineers
What is the purpose of this (non-contact?) inner rail on the NYC Subway?11yr ⋅ brimu ⋅ r/AskEngineers
What is this, and how/what do I need to take it off (and later put it back on again)?10yr ⋅ total-nooblet ⋅ r/AskEngineers
How much side force can the these take from the top? What makes them so sturdy? Feels like a person could shake this from the top pretty easily.10yr ⋅ Tdeckard2000 ⋅ r/AskEngineers
What/why are those waves on this CPU and what is the difference between those components/squares?11yr ⋅ reverend ⋅ r/AskEngineers
Interesting construction method in Denmark. Anyone an idea why they do it like this? (x-post r/engineering)12yr ⋅ D3qual ⋅ r/AskEngineers
How do they take down large cranes used for skyscrapers after construction completes? (pictured)11yr ⋅ TheOneInTheHat ⋅ r/AskEngineers
I have this beautiful picture of a Saturn V launch as my phone background. Why does the exhaust plume surround the bottom half of the first stage in this image?11yr ⋅ aeroalex ⋅ r/AskEngineers
Our architect designed the condensate drain. I contend that the Relief pipe will never work. Tell me if I am wrong.10yr ⋅ captainpsp ⋅ r/AskEngineers
Petroleum Engineers: What is happening at a refinery when the gas flare smokes this badly?11yr ⋅ U235EU ⋅ r/AskEngineers
HVAC engineers: what are these and why does one building need so many of them?11yr ⋅ Amadameus ⋅ r/AskEngineers
Does anyone know the specific name of this cross-section/stock of aluminum?10yr ⋅ KingofRiders ⋅ r/AskEngineers
Civil engineers: what is this metal thing in the sidewalk? Spotted in lower Manhattan10yr ⋅ yatpay ⋅ r/AskEngineers
What are these 3-pin sockets? I've never found a way to use them but it's everywhere in Finland11yr ⋅ Wohlraj ⋅ r/AskEngineers
Anyone else run across little jokes in the middle of long boring appnotes?10yr ⋅ GrumpyTanker ⋅ r/AskEngineers
Besides aviation are rivets used in any industrial applications any more? Photo is of an early 1900's railroad bridge that contains thousands of rivets.11yr ⋅ U235EU ⋅ r/AskEngineers
Any ideas what tool this is? How is it used? ELI5 if possible. Thanks!10yr ⋅ xerokills ⋅ r/AskEngineers
Is it possible to source these? I know what it is (rotary voice coil) and where it is used (hard drives) but I have no idea where to buy something like it in quantity 1k-10k.10yr ⋅ GetToTheChoppah ⋅ r/AskEngineers
Please explain the shape of this ship's propeller. Optical illusion perhaps?11yr ⋅ U235EU ⋅ r/AskEngineers
Why are two separate towers used here when all 6 wires can fit onto one tower? (power lines)10yr ⋅ somepersonlol ⋅ r/AskEngineers
A month ago I stumbled into the world of EE by asking what basic components were on my fan controller. Just wanted to say thank you to everybody. Here is a pic of my sexy Arduino, MEG.11yr ⋅ 1mike12 ⋅ r/AskEngineers
Can anyone explain to me how small jewelry chains like this are made? 1mm hashes of a ruler for scale12yr ⋅ RedditRebirth ⋅ r/AskEngineers
Old mechanical calculator, can't get it to work. Anybody here who can help me?11yr ⋅ Synethos ⋅ r/AskEngineers
How do you think these price tags work? Are they wirelessly controlled by the cash register? 12yr ⋅ The_Didlyest ⋅ r/AskEngineers
If you want to place circles/discs perfectly on a sphere, how do you determine the different sizes the circles can be so there are no gaps between them?10yr ⋅ Angels1928 ⋅ r/AskEngineers
What is this thing mounted on a telephone pole? x-post to /r/whatisthisthing11yr ⋅ U235EU ⋅ r/AskEngineers
What is this fastener called? I just threw it up in solid works but I am sure they must have a proper name.11yr ⋅ Meatysy ⋅ r/AskEngineers
Any significance to these number markings on female end of IEC C13(?)/NEMA15 power cables?10yr ⋅ Dr_Oops ⋅ r/AskEngineers
What is the purpose of the lead sheet on the base of this railroad bridge footing between the steel and concrete?11yr ⋅ U235EU ⋅ r/AskEngineers
What field would I need to major in to make stuff like this for a living? 12yr ⋅ VirusDoctor ⋅ r/AskEngineers
Any idea how to transfer sample tubes quickly from the left rack to the right one?10yr ⋅ optimatez ⋅ r/AskEngineers
Friend built this table. Plans to put 600lb fish tank on it. Thoughts?12yr ⋅ skepticsquid ⋅ r/AskEngineers
amateur circuit question:Why are the highlighted parts needed in this circuit? (circuit is correct and functional)10yr ⋅ Zwolley ⋅ r/AskEngineers
How do you find the right balance between initial velocity and the length of the arm when making a torsion catapult?11yr ⋅ onewildcat ⋅ r/AskEngineers
What purpose do these rods serve located on the back of this planes wing?12yr ⋅ shaboinkin ⋅ r/AskEngineers
Metal (Brass) chips away during machining to show casting(?) defect. Please help me identify the root cause and eliminate it!12yr ⋅ indiefangs ⋅ r/AskEngineers
What does this mean on the plans? It's related to electrical conduit installation.10yr ⋅ Obeeeee ⋅ r/AskEngineers
What would you call this rubber thing on either end of this ball joint? Where can I get them?10yr ⋅ wildecard ⋅ r/AskEngineers
Reddit what are this things and what are they doing in my electric box?11yr ⋅ turkos ⋅ r/AskEngineers
Why do lion pouch cells puff up like this? Are they safe to use if they're puffed? 12yr ⋅ auraslip ⋅ r/AskEngineers
Took apart my powered proto board and found some straw like material inside the power cord, what is it?11yr ⋅ wheresbicki ⋅ r/AskEngineers
This was connected directly to the power cord and before the motor on a 1950s era fan. What is it, and where can I find a replacement?11yr ⋅ darkness1685 ⋅ r/AskEngineers
This is some kind of antenna from the roof of our office building - what is it exactly, and how does it work?11yr ⋅ [deleted] ⋅ r/AskEngineers
Does anyone know what kind of connector this is? Any help would be greatly appreciated. It says 'ECI' on one edge and '7' on the other. No success with google.11yr ⋅ anonworkacct ⋅ r/AskEngineers
HELP: I want to connect 2*100W solar panels (in parallel), Where do I wire them???11yr ⋅ CyndaquilTurd ⋅ r/AskEngineers
What is this symbol on this electrical schematic? The one below the circuit breaker but above the capacitor.10yr ⋅ pomjuice ⋅ r/AskEngineers
(structural) Z bars added to the edge beams of an M class waffle slab. Do they add any significant structural benefit?10yr ⋅ Greasygrape ⋅ r/AskEngineers
This joke has been going round the web but this one confuses me....Can someone tell me what the actual answer to this exam question for kids is?10yr ⋅ asha_bing ⋅ r/AskEngineers
How much is the gap between those objects for them to have such fit? And do you thing that this could be achieved with a 3D printer?10yr ⋅ [deleted] ⋅ r/AskEngineers
What are they doing to this water tower and what is all the stuff hanging from it?13yr ⋅ SupersonicCicada ⋅ r/AskEngineers
I have some electrical trouble with a Dirtbike... FIXXIT hasn't helped - just need some general questions answered10yr ⋅ mewisemajic ⋅ r/AskEngineers
What could have caused this crack in my motorcycle swing-arm? Overtightening without the adjuster/spacer in place? Just plain fatigue? It's about 9cm long and heading for the shock mount10yr ⋅ [deleted] ⋅ r/AskEngineers
What is this optical effect when I snap a picture of this jetprop? (pic)13yr ⋅ bobsmo ⋅ r/AskEngineers
Which one of those 2 designs needs less force by the actuator, gives lower mechanical stress and is more suitable for a robotic arm?11yr ⋅ [deleted] ⋅ r/AskEngineers
LTSpice has decided my schematic will stay in the corner, no matter where I move the schematic. Bottom right, always. It's incredibly annoying. How do I center it on my screen?11yr ⋅ AltoidNerd ⋅ r/AskEngineers
PTC Creo Help? My 'sweep' won't play nice with curved surfaces. (I'm a newbie.)12yr ⋅ starbuck88 ⋅ r/AskEngineers
Need a 30amp 12v pwm to control the speed of my motor. These are hard to come by and not cheap. What if I control a relay with a smaller/cheaper pwm and use the relay to power the motor? Thoughts?11yr ⋅ Tdeckard2000 ⋅ r/AskEngineers
I'm traveling to Brazil and bringing some electrical equipment with me.Looking at this schematic, can I rewire this device to work off of 230 Vac. I've added additional info in the comments11yr ⋅ eftresq ⋅ r/AskEngineers
Will simply putting enough DC voltage across the 2 ends make this heater work?11yr ⋅ [deleted] ⋅ r/AskEngineers
Traffic: All the signalized intersections in my city have left turn lanes with negative offsets. It hampers vision and seems dangerous. Why are these made like this?11yr ⋅ FoodTruckNation ⋅ r/AskEngineers
What would be the best method to melt ice off of this vehicle practically in a relatively inexpensive fashion? Also how long would my approach take? Thermodynamics assistance needed. 13yr ⋅ oneyearinwaco ⋅ r/AskEngineers
Anyone know what this plastic flexing inverse spring part is called? This one is used at the base of a digital scale. There is one at each of the four corners. When you step on the scale, they push into the load sensors, which measure the weight.11yr ⋅ halftonecloud ⋅ r/AskEngineers
I need help designing winch and pulley system for a hinged loft staircase.11yr ⋅ BaudiIROCZ ⋅ r/AskEngineers
Use these as backstop fingers for brake presses at work. Any suggestions or recommendations on where to purchase or have new ones made?11yr ⋅ extrapicklenolettuce ⋅ r/AskEngineers
Why are so many floors in the new WTC tower devoted to mechanical? Is this typical in tall buildings?13yr ⋅ AParanoidEmu ⋅ r/AskEngineers
What is the purpose of these secant piles perpendicular to the excavation wall?12yr ⋅ [deleted] ⋅ r/AskEngineers
What is this, and what purpose does it serve? (X-Post from r/MachinePorn)11yr ⋅ Obeeeee ⋅ r/AskEngineers
I found this image on my bosses desktop, can you guys tell me what it is please?! 13yr ⋅ FuzzyLogick ⋅ r/AskEngineers
Can someone please explain the physics behind this? A diagram will be helpful.12yr ⋅ playingpants ⋅ r/AskEngineers
Anyone interested in structural engineering? We want to not die... Strength to weight ratio pretty important I think. Any suggestions about what to do here would be helpful!12yr ⋅ BicycleOfLife ⋅ r/AskEngineers
What are these Alcoa employees doing and why do they need to use their hands to do it?11yr ⋅ bunabhucan ⋅ r/AskEngineers
In a voltage doubler circuit, do the two capacitors need to be rated for input voltage or the output voltage?10yr ⋅ bs1110101 ⋅ r/AskEngineers
What's going on with the second joist from the far end here? (wooden beam, series of thin cracks down the middle)10yr ⋅ CoolGuy54 ⋅ r/AskEngineers
I have this idea to build a cvt (continuously variable transmission) where the input pulley is powered with pedals. I know there is a lot to consider, this is just a sketch. I just want to know, could something like this work?11yr ⋅ habitualthinker ⋅ r/AskEngineers
Does anyone know the proper name for a lift like this? It would be used on something like a table to lift the table top upwards and forwards.10yr ⋅ TheEvilFluffin ⋅ r/AskEngineers
Custom speed control ideas for max 60 amp. My first project outside of a lantern battery. Thoughts?12yr ⋅ Tdeckard2000 ⋅ r/AskEngineers
Don't want to waste you time, but can someone please tell me what this damn connector is called and what its for. Thanks for answering a dumb question.11yr ⋅ hereforthelaughs37 ⋅ r/AskEngineers
Who are the people (pictured) that actually assemble spacecraft? Engineers or technicians? Looking for any information on doing this as a career.11yr ⋅ scienceqs ⋅ r/AskEngineers
Aren't the slits in the wrench faces of this fitting supposed to indicate reverse thread?12yr ⋅ autoposting_system ⋅ r/AskEngineers
I am having a hard time linking this type of vacuum pump to Bernoulli's principle, is this really a type of momentum pump? (where the momentum of the compressed air vectoring out the tube transfers this to molecules in the tube, forcing them to leave creating that low pressure)10yr ⋅ MoneyIsTiming ⋅ r/AskEngineers
Can anyone tell me what this is, and what its used for. About 500 of these things came with some used honing equipment from auction.13yr ⋅ harryman11 ⋅ r/AskEngineers
Basic question, but what in the heck do you call these orange chains/belts for encoders? Toothed wheel it runs on for reference10yr ⋅ BuckRampant ⋅ r/AskEngineers
Does anyone know what type of bridge this is? (Xpost from engineeringstudents)10yr ⋅ ans141 ⋅ r/AskEngineers
MechEngs: What would you call this spring-loaded sliding part with an angled surface on the opposite end?12yr ⋅ carpiediem ⋅ r/AskEngineers
