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DKNguyen's user avatar
DKNguyen's user avatar
DKNguyen's user avatar
DKNguyen
  • Member for 5 years, 3 months
  • Last seen more than a month ago
35 votes
Accepted

How do heat pumps output more heat kW than the electrical kW used to run the heat pump?

27 votes

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

20 votes

Aluminum weight saving

18 votes
Accepted

How can I calculate the power and torque required for the motor on a wheeled robot/vehicle?

18 votes
Accepted

Can a very bright light attract an incoming laser guided weapon?

9 votes

Is there such a thing as a sand-proof bearing?

8 votes

On a car with all-wheel drive, how does the engine provide the angled front wheels with power?

6 votes

Working out Motor torque

5 votes

Electric go kart

5 votes

What is this "clamp" place on a piece of bar stock while turning it in a lathe for?

5 votes
Accepted

Meaning of quarter hole color fill in drawing

5 votes
Accepted

Why do blacksmiths use these 2 tools which seem to do the same thing

5 votes

Why can't screws be used for locating parts?

4 votes
Accepted

Motor to rotate gear and hold place when powered down

4 votes
Accepted

is a positive acceleration indication that velocity must be positive?

4 votes

Why radio communication was limited to military use and did not become popular with general public like cell phones have become today?

4 votes
Accepted

Glide Ratio of an unpowered "sub"

4 votes
Accepted

How are high accuracy grinding stones and disks made?

4 votes
Accepted

Why Sintered Tantalum Powder Forms a Sponge-Like Structure?

4 votes

What wire are mechanical keyboard switch compression springs made of?

4 votes

Is copper wool (rather than traditional brass wool) good for cleaning heavy black oxidation off soldering tip?

4 votes

Why Are Ground-Based Robots Less Common in the Ukraine Conflict Compared to Drones?

3 votes
Accepted

Is there any special coating or paint that will strongly bond to an automobile tire's tread and can be driven on?

3 votes

Origins of the "threaded fastener pullout formula"

3 votes

Can a variable be locked at hardware level?

3 votes
Accepted

What is the metallic alloy used in camera cases?

3 votes
Accepted

Are vacuum actuated artificial muscles as hard to control as the pneumatic ones?

3 votes

What is the theory behing why is it harder to bend a block of wood on its thinner side when load is put onto it

3 votes
Accepted

What are the practical solutions to manufacturing this mechanical piece?

3 votes
Accepted

Welding Carbon fibre

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