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84 Example Questions

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How to simulate numerically a second order differential equation on GNU Octave or MATLAB?
added by rmarquez Sep 2 '14 at 14:07
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I think this is one of those topics anyone has to know on almost any engineering discipline, but it implies being acquainted to calculus, mathematical modeling, and programming. – rmarquez Sep 2 '14 at 14:11
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Is ASTM 513 Tube, Grade 1008 the same as ASTM A1008 for the purposes of electrode matching in AWS D1.3?
added by Ethan48 Aug 30 '14 at 23:11
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What material and screw/thread size should I use to make my own microphone stand?
added by Matthew Daubney Aug 27 '14 at 12:16
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Is there a type of drill-bit for steel that drills flat-bottomed holes without a pilot spike? And what's it called?
added by jhabbott Aug 27 '14 at 1:30
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What are the best materials to use for a rack and pinion when <backlash/noise/friction/wear/etc.> is the primary concern?
added by jhabbott Aug 27 '14 at 1:18
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What does the steel grade 11SMn30 mean?
added by jhabbott Aug 27 '14 at 1:18
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How can I prevent vibration loosening of a thread without using thread-locker or similar, so that it can still be adjustable?
added by jhabbott Aug 27 '14 at 1:16
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If I have mild steel bar held in place with aluminium brackets in direct contact - do I need to worry about galvanic corrosion?
added by jhabbott Aug 27 '14 at 1:15
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Since state Professional Engineering laws regulate the use of the word "engineer", how do some professions keep using it (e.g. Software Engineer)?
added by hazzey Aug 25 '14 at 0:52
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Does AISC 360 recognize aesthetic welds that do not serve a structural purpose, or do they need to follow AWS D1.1/1.3?
added by Ethan48 Aug 24 '14 at 3:58
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What are the lightest spring designs? What are the current practical limits on spring rate vs spring mass, and what are materials and sources?
added by feetwet Aug 22 '14 at 13:32
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What are standard means and measures for characterizing the resistance of solid lubricants to deterioration from mechanical forces?
added by feetwet Aug 22 '14 at 13:31
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What measures and practical tests exist to determine coefficients of friction of a solid? What factors/variables typically affect the CoF measure?
added by feetwet Aug 22 '14 at 13:30
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Does using inox bolts with galvanised steel elements provoke galvanic corrosion? How to prevent this?
added by Tim H Aug 21 '14 at 15:04
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Are there equations for finding the deflection and reactions of a three span beam with a single point load in the center?
added by CKrug Aug 7 '14 at 11:38
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How is the "resolution" of a 3D printer determined? What are the units?
added by Air Jul 29 '14 at 15:27
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What are the possible fault types of concrete subjected to frost?
added by Igby Jul 22 '14 at 14:20
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What are the mechanisms that enable chloride to destroy the passive protection layer of rebar steel in reinforced concrete?
added by Igby Jul 22 '14 at 14:13
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Is there a crackwidth limit for reinforced concrete subject to chlorides?
added by Igby Jul 22 '14 at 14:10
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Why is a box girder section so common for long-span bridges?
added by Igby Jul 22 '14 at 14:06
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What methods can be used to gain the modal properties of a structure?
added by Igby Jul 22 '14 at 14:03
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How are brakes applied to a train? Is it from front to back or back to front? (In the context of trains derailing while turning and applying breakes)
added by Ravindra HV Jul 20 '14 at 6:50
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Structural: How would you transfer shear from a wood diaphragm to a flush steel I-beam with welded hangers?
added by SuperScript Jul 19 '14 at 4:09
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If I specify a manufacturer of [building material x] who operates their plant using solar power, will that contribute to my building's LEED points?
added by CKrug Jul 14 '14 at 18:54
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What kind of protection should I give structural steel in a natatorium (or other highly corrosive) environment?
added by CKrug Jul 11 '14 at 15:25
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Can I substitute a member in a UL Fire Assembly rating if the replacement member has the same hourly rating?
added by CKrug Jul 11 '14 at 15:20
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On average, what are the savings of buying more expensive heavy gauge metal decking to reduce the use/cost of structural steel supports?
added by CKrug Jul 11 '14 at 14:41
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What is the maximum operating temperature of a typical three-way catalytic converter?
added by Air Jul 8 '14 at 23:00
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What types of baghouse filter material will resist corrosion by an alkaline exhaust gas?
added by Air Jul 8 '14 at 22:56
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How do I properly size a brick and mortar retaining wall?
added by Air Jul 8 '14 at 22:31
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As cross-cutting engineering disciplines, is there a distinction to be made between mechatronics and systems engineering?
added by welf Jul 7 '14 at 15:40
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Is there a simple distinction to specify the boundary between Science and Engineering?
added by welf Jul 7 '14 at 15:36
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What can be done to increase the efficiency of hydraulic systems (specifically those with double acting cylinders)?
added by kerblogglobel Jul 1 '14 at 22:48
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How do you guaranty the design life of a structure when you can't control the future use?
added by hazzey Jun 18 '14 at 2:03
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As an engineer, is a conservative design acceptable because it provides a higher factor of safety or does it waste the client's money?
added by hazzey Jun 18 '14 at 1:58
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In addition to the client's money, it's worth thinking about other inputs like energy, materials, personnel and time to completion. – Air Jul 29 '14 at 15:20
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Is it ok to use a "default" manual (e.g. AISC/ACI/ASCE) to fill in the holes in an industry specific manual?
added by hazzey Jun 18 '14 at 1:10
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How does IP69K affect the design of cooling systems for an enclosure?
added by JamesB Jun 17 '14 at 9:28
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What are the advantages of Windchill over Teamcenter as a PDM software, and visa versa.
added by Caryl Jun 14 '14 at 3:21
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In a typical lathe turning operation, how could I estimate the exerted reaction forces on the cutting tool with given material properties?
added by Alejo Jun 12 '14 at 10:34
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Are there any free and legal programs to view/edit Autocad drawings?
added by kaine May 27 '14 at 17:31
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