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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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Low-Cost Object Detection System Using ESP32-CAM – Approach, Challenges
1K threads
Electronics Low-Cost Object Detection System Using ESP32-CAM – Approach, Challenges
Need fast help, (solid mechanics)
  • paul-martin
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Effect of thermal expansion on restraints
  • Ry122
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7
Two objects in a shaded positio
  • GIW
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5
Heat Car Engine on Cold Morning: Tips & Advice
  • questionboy
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18
Can an engineer answer these interview questions, please?
  • BarbieQ
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1
Solving Elasticity Problems with Finite Element Method
  • Lojzek
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2
Solving Retaining Wall Problem with No Math/Engineering Knowledge
  • biggcheese
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4
Interview-an-Engineer Type Postings
  • MATLABdude
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2
Is It Practical for a Physics Major to Switch to Biomedical Engineering?
  • Elante
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Following distance between cars
  • Loren Booda
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19
Solving Equation 1 with Secant Method
  • a.mlw.walker
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15
What Can You Create at Home with a Sense of Achievement?
  • Glennage
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9
Windmill Generators: Debunking the Noise Myth
  • Chocolate07
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1
Implicit vs explicit finite element solvers
  • pamparana
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2
Metal Detectors: The Depths of the Ground
  • nanoswift
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5
Calculating forces on a tilting tower
  • djtexcarr
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2
Understanding 2D Views of a Line in Engineering Class
  • Ryuk1990
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8
How Accurate Is a Typical Wooden Meter Stick and Protractor?
  • Pengwuino
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25
Hello. This an interview that an engineer could anwer.
  • 205032
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1
Hawk amongst the hens - C-5 over Niagara
  • DaveC426913
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5
What is the best way to anchor a fort with a zip line attached?
  • Airman
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Calculating load requirement for light rail
  • jimminy12
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4
Suggestions for simple practice lagrangian problems
  • Storm Butler
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3
Which is better: MEng or BEng + Msc for overseas students in the UK?
  • tony2damax
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Machines Testing: Types, Operation & More
  • method_man
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6
Quick and easy way to measure magnication of a concave mirror
  • Lighting_man
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4
Civil Engineering: Advice on Career Benefits & Challenges
  • vt33
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20
Whats the formula for variance between batches?
  • Fat Ryan
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4
Historical: Mechanized cutting of stone vs. concrete
  • Breeze
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4
I need to build a water filter, help?
  • _Eternity_
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6
Siphon-Heat Exchange-Electric Generation
  • Catach
  • · Replies 27 ·
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27
Find Roots: Explaining the Need for Numerical Methods
  • vigintitres
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3
The perfect shaped table/desk that doesnt wobble with lcd monitor
  • questionboy
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How did ancient civilizations use hydraulics and simple machines in engineering?
  • Devlan
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ANSYS help-missing main menu options
  • CCK27
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4
Get a Good Reflective Surface for DIY Curved Mirror
  • Shawnzyoo
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3
Inventions that could have been ahead of their time
  • Loren Booda
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16
My kingdom for a reliable chlorine pump
  • Ivan Seeking
  • · Replies 8 ·
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8
What shape building is most energy efficient?
  • Loren Booda
  • · Replies 25 ·
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25
Calculating Bending Moment & Force of Table with 8 Tonne Mass
  • radiarich
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Percent Effect of variables in equation
  • Gaenn
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Cutting a Chalkboard - Is It Feasible?
  • IHateMayonnaise
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9
Data collection and analysis: OriginPro 8.0 SR6
  • Allucard
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Remove Electric Window Motor from Truck Door
  • tribdog
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2
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49
Build a Diver Propulsion Vehicle with Help from Experts | Home Project Guide
  • IanK
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Can overhead tranmission lines be located via sattelite imagery?
  • Starwatcher16
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6
What is the best way to patent an idea?
  • chayced
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10
How Can I Calculate Storm Water Management for a Site Plan Approval?
  • blimkie.k
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Is My Dream of Becoming an Astronautical Engineer Over?
  • EternityMech
  • · Replies 29 ·
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Is This Magnet Motor Doomed to Fail?
  • Flantoons
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2
Where Can I Find Free CAD Blocks for Traffic Arrows?
  • blimkie.k
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Why Traffic Circles are Circular: Engineering Explained
  • harrycoolests
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5
Strength of a partially Submerged Pipe Casing
  • csus_student
  • · Replies 9 ·
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9
Can Anyone Master Math and Physics for a Career in Computer Engineering?
  • Qatra
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Serving in the Navy: A Fire Controlman's Story
  • KingOfChaos
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16
Advice on stabilizing a tall wooden structure (just a fun/simple project)
  • anduril
  • · Replies 5 ·
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Prototype This: Engineering the Impossible
  • maverick_starstrider
  • · Replies 7 ·
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7
Upcycling: Building a Lifters from Salvaged Parts
  • wolram
  • · Replies 13 ·
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Applying for Summer Engineering Jobs at Big Companies
  • nobb123
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How to calculate max load for a VLV beam?
  • giant016
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13
Electroosmotic Micropumps: What is the Role of the Reservoir?
  • frenchero
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Engineering: Helping a Junior Decide on a Career Path
  • mitch93
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6
Large Flow Valve Thesises: Get Information Here
  • zhhf6666
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Is 20mm Plywood Enough for a 90kg Load on a Top Bunk?
  • cabellos
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I am a contestant for the M-Prize challenge
  • Iyafrady
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Calculating upright loads to base plate
  • 3thanol
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Mechanical engineering or electrical engineering
  • darthxepher
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I passed the Fundamentals of Engineering Exam
  • bobbarkernar
  • · Replies 17 ·
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17
I-Beam load capacity question, what beam for 70 tons?
  • gwrassiniboia
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Are Current Technological Advances Truly Advancing Our Standard of Living?
  • RonL
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4
Troubleshooting Hot Water Issues in Multi-Story Homes
  • danielhudson
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Moonlander new video (very funny)
  • GoncaloB
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2
Building a Newspaper Boat for Physics Class
  • hamburgler
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11
Cantilever Design: Anchoring Steel Beams for Shane X.
  • Shane
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3
Calculating load for tidal movement
  • jamesd442001
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1
Fix Cropped Bitmap Image in Autocad 2010
  • bigislander72
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Surety Obligations for Performance and Payment Bonds in Contractor Default
  • bobbarkernar
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Novels for an electrical engineer?
  • dream&create
  • · Replies 17 ·
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17
What method does COMSOL use to interpolate post processing data?
  • mjb7
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5
How big would a solar power cell need to be
  • Starwatcher16
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Advice for Friend Who Wants to Go to MIT for Engineering
  • um0123
  • · Replies 27 ·
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Finite Difference Frequency Domain
  • la4361
  • · Replies 1 ·
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1
Fixing Bicycle Frame: Troubleshooting Loose Parts and Handlebars
  • jamie4w
  • · Replies 19 ·
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My Humble Plea: Get Rid of Telephone Poles
  • Cyrus
  • · Replies 14 ·
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14
Is a Wind Turbine-Powered Building the Future of Energy Generation?
  • BigApple2625
  • · Replies 31 ·
2
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Big Wind Tunnels - It's Not Everyday
  • Cyrus
  • · Replies 40 ·
2
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Unlocking Efficiency: The Role of Technology in Modern Rail Transportation
  • Astronuc
  • · Replies 3 ·
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Are Nanobots Affected by Quantum Physics?
  • hippopviolin
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Are exams hindering our pursuit of knowledge in engineering studies?
  • AhmedEzz
  • · Replies 8 ·
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8
Polliwagen: Too Good to be True Offer
  • Cyrus
  • · Replies 24 ·
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24
Designing a Hydro Generator for my Farm
  • drewk79
  • · Replies 8 ·
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Is There An Aircraft That Has Never Crashed?
  • JaredJames
  • · Replies 42 ·
2
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Calculating Steel Universal I-Beam for Simply Supported Beam
  • qems
  • · Replies 1 ·
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Are microcompact homes in your future?
  • Ivan Seeking
  • · Replies 5 ·
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Bending in structure. Small vehicle frame.
  • elsikre
  • · Replies 6 ·
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ASTM A997 structural steel properties
  • Starwatcher16
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What is the Wattage of a Microwave Oven?
  • dav2008
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Design an Egg Encasement to Survive a 3m Drop
  • llaskai09
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What Is the Fourth Derivative of Position?
  • SW VandeCarr
  • · Replies 18 ·
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Understanding How to Add Moments Together: Explained and Clarified
  • deufo
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4