User niels nielsen

43 votes

Accepted

How did mechanical engineers work before SolidWorks?

answered Nov 29, 2021 at 4:18

27 votes

Why doesn't epoxy stick to silicone?

materials material-science adhesive composite-resin

answered Mar 23, 2021 at 3:31

19 votes

Can titanium be used as I-beams?

metallurgy

answered Feb 19 at 4:27

16 votes

Why exactly does a washer help distribute the stress around a bolt?

mechanical-engineering civil-engineering stresses fasteners machine-elements

answered Jun 16, 2021 at 19:02

15 votes

Accepted

How does a helicopter hover

mechanical-engineering aerodynamics aircraft-design

answered Aug 29, 2020 at 6:11

15 votes

Can aluminium foil be a thermal insulator?

heat-transfer aluminum

answered Sep 16, 2021 at 4:22

12 votes

What is the physical meaning of pulse rate and blood pressure, from a turbo machinery point of view?

mechanical-engineering pumps biomechanics turbomachinery

answered Sep 10, 2018 at 21:58

11 votes

Why are most jigsaw blades designed to cut on the up stroke and have teeth that point towards the shank?

mechanical-engineering manufacturing-engineering material-science

answered Aug 22, 2020 at 16:11

11 votes

This device is used in washing machines to dispense water and cleaning solution in the right amounts. What is the working principal of it?

mechanical-engineering electrical-engineering

answered Aug 13, 2020 at 17:56

10 votes

Accepted

How to fix this gear

motors gears transmission

answered Nov 13, 2018 at 23:10

10 votes

Does a motor suffer damage when resistance to the intended motion is met?

mechanical-engineering motors hydraulics servo

answered Nov 5, 2019 at 7:04

9 votes

Why don't towers use buoyancy to reduce weight?

civil-engineering

answered Mar 1, 2018 at 7:54

7 votes

How do I start looking for a cheap encoder?

motors cost-engineering

answered Aug 6, 2021 at 3:35

7 votes

How is it possible that "fiddling around with" batteries can apparently give them more power?

battery consumer-electronics

answered Jan 1 at 5:12

7 votes

Could a mainspring be used to generate train acceleration during starting-up from the kinetic energy stored during its slowing down?

springs energy-efficiency energy-storage regenerative-braking braking

answered May 31 at 15:55

6 votes

Ways to brake an axle

mechanical-engineering motors torque braking

answered Feb 22, 2021 at 22:38

6 votes

Accepted

Purpose and name of fine pitch marks on a cast metal part

manufacturing-engineering metals casting molding

answered Dec 12, 2017 at 22:03

6 votes

Accepted

How/why lubricating a rolling bearing would make them spin less time (dissipate energy faster)?

bearings

answered Sep 5, 2019 at 4:21

6 votes

Should Engineers Understand Equations without Relying on Derivations?

aerospace-engineering mathematics aerodynamics

answered May 17, 2019 at 4:26

5 votes

Do generators produce a fixed load?

generator

answered Apr 28, 2019 at 17:42

5 votes

Accepted

Why is the thread of the screw linear? Can it be wavy?

mechanical-engineering civil-engineering

answered Aug 5, 2019 at 6:28

5 votes

Accepted

How is a highway prevented from being buried by sand in the desert?

civil-engineering

answered Feb 6, 2020 at 17:40

5 votes

Why did steam locomotives not transfer power by cogwheels?

steam

answered Mar 1, 2018 at 18:32

5 votes

Why lead was chosen as the metal for lead-acid batteries?

electrical-engineering chemical-engineering battery

answered Feb 16, 2018 at 2:09

5 votes

Accepted

Why do drag race semi trucks slant to one side?

mechanical-engineering automotive-engineering torque traction

answered Jan 3, 2018 at 22:27

5 votes

Accepted

Why did the Soviet Alfa-class submarines have a titanium hull?

materials metals marine-engineering naval-engineering submarines

answered Sep 16, 2018 at 1:16

5 votes

Accepted

Spring degradation in hand grip trainer

steel springs

answered Apr 25, 2018 at 17:15

5 votes

What is a "mill-hardened" material?

mechanical-engineering materials

answered Mar 2, 2021 at 4:53

5 votes

Accepted

Furnace Combustion Air Properties

thermodynamics heat-transfer heat-exchanger

answered Dec 26, 2020 at 3:16

5 votes

Is it dangerous for a child (or anyone) to bang away with a hammer and unscrew an old clothes washing machine?

safety consumer-electronics engineering-history

answered Jun 3 at 17:08

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543 Answers

How did mechanical engineers work before SolidWorks?

Why doesn't epoxy stick to silicone?

Can titanium be used as I-beams?

Why exactly does a washer help distribute the stress around a bolt?

How does a helicopter hover

Can aluminium foil be a thermal insulator?

What is the physical meaning of pulse rate and blood pressure, from a turbo machinery point of view?

Why are most jigsaw blades designed to cut on the up stroke and have teeth that point towards the shank?

This device is used in washing machines to dispense water and cleaning solution in the right amounts. What is the working principal of it?

How to fix this gear

Does a motor suffer damage when resistance to the intended motion is met?

Why don't towers use buoyancy to reduce weight?

How do I start looking for a cheap encoder?

How is it possible that "fiddling around with" batteries can apparently give them more power?

Could a mainspring be used to generate train acceleration during starting-up from the kinetic energy stored during its slowing down?

Ways to brake an axle

Purpose and name of fine pitch marks on a cast metal part

How/why lubricating a rolling bearing would make them spin less time (dissipate energy faster)?

Should Engineers Understand Equations without Relying on Derivations?

Do generators produce a fixed load?

Why is the thread of the screw linear? Can it be wavy?

How is a highway prevented from being buried by sand in the desert?

Why did steam locomotives not transfer power by cogwheels?

Why lead was chosen as the metal for lead-acid batteries?

Why do drag race semi trucks slant to one side?

Why did the Soviet Alfa-class submarines have a titanium hull?

Spring degradation in hand grip trainer

What is a "mill-hardened" material?

Furnace Combustion Air Properties

Is it dangerous for a child (or anyone) to bang away with a hammer and unscrew an old clothes washing machine?