User Sam Farjamirad

32

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8

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7k

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Is it possible to "pump" a powder?

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17

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Can we change steel properties by application of magnetic field while quenching?

steel process-engineering materials metallurgy magnets

Jul 26 '16 at 8:55 CommunityBot 1

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Effective ways to drive a single shaft with multiple motors?

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Jun 24 '18 at 11:26 Aussie Dave 1

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When do I need to consult a professional engineer during a home renovation?

home-improvement

Sep 24 '18 at 18:09 CommunityBot 1

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3

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Why is it unwise to choose cylindrical horizontal beam

civil-engineering beam

Feb 7 '15 at 23:53 user416 41

10

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2

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Are threads machined from high tensile steel more susceptible to damage?

mechanical-engineering materials steel machining threads

Jan 20 '16 at 15:09 Chris Johns 15k

9

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Why don't we use principal maximum stresses when designing a structural element?

mechanical-engineering civil-engineering structural-engineering

Mar 19 '16 at 18:35 atom44 2,631

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How can a knife cut through butter?

mechanical-engineering materials cutting

Jun 10 '18 at 5:44 CommunityBot 1

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When is DC power generation superior over AC power generation?

electrical-engineering power-electronics

Jan 26 '15 at 14:25 410 gone 3,671

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3

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675

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What causes a fastener to lock?

bolting fasteners

Jul 3 '19 at 17:15 UseitorLoseit 51

6

votes

1

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990

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Volume change during tensile test

civil-engineering materials

Jul 16 '18 at 12:02 Andrew 1,103

6

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1

answer

727

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How are non-continuous internal threads plastic injection molded?

manufacturing-engineering plastic threads molding injection

May 30 '19 at 13:02 CommunityBot 1

5

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2

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4k

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What does "do not scale drawing" in a drawing sheet mean?

solidworks technical-drawing

Jul 6 '19 at 2:04 Mike Waters 715

4

votes

1

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176

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Is the diameter before knurling assumed to be the same as diameter after knurling?

technical-drawing

Nov 19 '18 at 22:51 Jonathan R Swift 7,361

4

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2

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2k

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Deflection of L shaped plate

mechanical-engineering

Sep 21 '18 at 1:05 kamran 17.5k

3

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2

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631

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Why are vacancies in solids called as equilibrium defects?

materials metallurgy

Feb 2 '20 at 22:02 Gilbert Miao 21

3

votes

3

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2k

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Minimum thicknesses of an elliptical cylinder pressure vessel

mechanical-engineering structural-engineering structural-analysis pressure-vessel

Aug 27 '18 at 21:30 CommunityBot 1

3

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1

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220

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What really is so special about principal stresses or stress invariants?

structural-engineering stresses

Jun 8 '19 at 1:05 alephzero 12.4k

2

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2

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2k

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Is strain energy the same as potential energy, or something differen?

mechanical-engineering applied-mechanics springs strength elastic-modulus

Oct 23 '18 at 11:41 kamran 17.5k

2

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1

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125

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Can isotropic materials become anisotropic under elastic deformation?

mechanical-engineering materials solid-mechanics

Nov 5 '18 at 21:19 Biswajit Banerjee 1,388

2

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2

answers

78

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Will a 3-wall acoustic barrier work or will sound go around?

acoustics sound-isolation

Dec 1 '18 at 6:37 niels nielsen 9,893

2

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1

answer

681

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How to calculate the failure rate of a machine with probability and mean failure time?

failure-analysis

Oct 4 '20 at 16:40 grg 107

1

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4

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995

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Dimensions for CNC machining

mechanical-engineering

Oct 15 '18 at 18:46 Carl Witthoft 3,818

1

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2

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57

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Is there an optical technology able to measure the temperature of dry air?

gas temperature metrology air

Aug 22 '18 at 18:15 Carl Witthoft 3,818

1

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1

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64

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What is relief amount in grooving operation

mechanical-engineering machining cnc lathe

Dec 10 '18 at 17:37 Jonathan R Swift 7,361

1

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426

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Why/how normal shear stress is zero in thin-walled beams?

structural-analysis

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1

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Reading Motor Datasheet

motors machine-design

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What Are The Procedures To Get a US Professional Engineer License?

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Oct 27 '18 at 18:53 CommunityBot 1

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Is it possible to "pump" a powder?

Why use steam instead of just hot air?

Can we change steel properties by application of magnetic field while quenching?

Effective ways to drive a single shaft with multiple motors?

When do I need to consult a professional engineer during a home renovation?

Why is it unwise to choose cylindrical horizontal beam

Are threads machined from high tensile steel more susceptible to damage?

Why don't we use principal maximum stresses when designing a structural element?

How can a knife cut through butter?

When is DC power generation superior over AC power generation?

What causes a fastener to lock?

Volume change during tensile test

How are non-continuous internal threads plastic injection molded?

What does "do not scale drawing" in a drawing sheet mean?

Is the diameter before knurling assumed to be the same as diameter after knurling?

Deflection of L shaped plate

Why are vacancies in solids called as equilibrium defects?

Minimum thicknesses of an elliptical cylinder pressure vessel

What really is so special about principal stresses or stress invariants?

Is strain energy the same as potential energy, or something differen?

Can isotropic materials become anisotropic under elastic deformation?

Will a 3-wall acoustic barrier work or will sound go around?

How to calculate the failure rate of a machine with probability and mean failure time?

Dimensions for CNC machining

Is there an optical technology able to measure the temperature of dry air?

What is relief amount in grooving operation

Why/how normal shear stress is zero in thin-walled beams?

Reading Motor Datasheet

What Are The Procedures To Get a US Professional Engineer License?