
Hi everyone,
Maybe this resource is new for someone. It's a collection of videos made in the 60's by the very best...

Mar613 10:50 AM
FeynmanIsCool

61 
95,233 
Dear all,
I checked job numbers on indeed Canada, and when using Pro/ENGINEER and solidworks as search words, I got...

Jul2814 02:06 PM
stevemilw

25 
32,270 
Hi am trying to write a procedure for selecting and sizing a pump from a process flow scheme if there are any...

Oct1810 10:34 AM
Engr AAI

0 
613 
HI everyone!
Where and how can i selet a tire that holds a given load ,let´s say 32 tonnes.
Thanks.

May1711 02:47 PM
Mech_Engineer

6 
1,270 
Hi guys,
I must create the simulink model of the model at this paper (Fig.3 ):
...

Sep511 02:14 PM
serbring

0 
1,092 
Hi everyone! I'm a new user of this forum! I'm a student in Computer Eng. but i'm even very keen about robotics and...

Sep412 03:31 PM
nebbione

2 
593 
equations of motions for 3DOFs obtained.
but how do i solve for e 6 unknows: m1 m2 m3 k1 k2 k3 using the ECP system?...

Dec208 10:05 PM
sn0wy

0 
968 
1)Anyone can figure out the chips problem due to milling a glass material BK7.?
2) I am using Ichikawa Milling...

Oct1208 04:35 PM
FredGarvin

2 
2,001 
Hello everyone,
I want to start by saying this is my first official visit to the forum, however I have been using...

Dec1112 10:16 PM
Chestermiller

2 
966 
Hi
I have the following equation:
(U2U1)=259.2(U2*U1)
Both U1 and U2 are unknowns. Its been suggested to use...

May811 12:54 PM
Studiot

6 
1,289 
Hi All,
A I got a nice project to do there is a safety device in turbine called Friction lever and shear pin which...

Jun1111 02:08 AM
mech123

2 
931 
A water tanker of 5000 gallons dumps water into a water tank in 25 minutes.this filling line is 6” in dia pvc.i need...

Nov612 03:42 AM
polka129

0 
469 
i want derive the formulation for a beam with edge crack for finding the stresses strains and displacement.I tried...

Aug513 01:44 PM
gskssit

0 
518 
how will the water flow from the upper volume to the second one ??

Jan2812 03:59 PM
boneh3ad

5 
1,125 
Hey, I'm trying to design a part for a prosthetic leg.
I need to stop a piston moving within a cylinder at any...

Jan1914 04:48 AM
Baluncore

17 
782 
I am trying to convert all the heat dissipate by the heat sink in to electricity by using thermionic converter. I plan...

Mar2511 12:04 PM
Mech_Engineer

3 
1,781 
How to transform nonlinear frequency vibration to constant frequency of vibration of 2 Hz?
Such as transform the...

Nov2612 08:18 AM
mfb

1 
671 
Hi,
For a long time, it is always unclear for me to understand that there is a tension force acting in the slack...

Jul913 07:54 AM
Simon Bridge

16 
3,744 
One large pipe is splitted into 2 smaller pipes. Can we use Bernoulli's equation and say that the total head at a...

Oct1406 01:31 PM
FredGarvin

4 
10,588 
esign a cantilever beam of minimum weight (volume) consisting of
three steps that meets condition of strength. Given...

Sep313 07:31 PM
lak91

0 
582 
I feel really stupid for asking this.. but how does this sensor work? I'm not really good at electronics.
What I...

Feb1912 10:47 AM
jehan60188

1 
907 
Hello, I'm Mike from over on the EE board, and I'm looking for good advice regarding welding aluminum foil. I had a...

Feb410 09:55 AM
Gokul43201

10 
7,543 
hi all,
does anybody how a torque wrench works?
any illustrations with pictures would be appreaciated..
thanks
...

Mar1405 02:00 AM
stan

2 
2,033 
I saw a video from the 30's with some very nice looking involute helical gears in a differential assembly. I can't...

Dec1612 02:43 AM
pantaz

3 
951 
I want to play with gears  make my own and such. (They'd be custom, so it's not like I could put in an order for them...

Jan1409 01:20 PM
DaveC426913

22 
3,869 
Crash? Just the force from the deceleration not actually being crushed. Thanks

Apr1514 07:29 PM
Baluncore

1 
285 
Hello! I am working on some calculations for an offroad vehicle on which we are working, and I cannot figure out...

Oct1112 06:43 AM
Pkruse

2 
910 
I know the lift force equation is .5*rho*V^2*Area*Coefficient. But I was wondering in the real world how would you...

Nov2211 11:22 AM
hazhand

20 
12,403 
Hey, could anyone explain how you would preform a sinusoidal test on large vehicle (weight>40 tons). I have a graph...

Dec3011 08:38 AM
nortel

3 
937 
Hello:
My one is Darrieus wind turbine with 2 blades. Diamerter is about 1 meter and also know the average speed is...

Aug1909 11:53 AM
mitchel6

9 
16,174 
I would like to findout what speed and HP I could get from a kind of water wheel.
The unit will have a gear on top...

Sep2812 11:09 AM
russ_watters

8 
1,205 
I'm trying to find out the HP percentage gains per degree of colder air. I'm thinking of implementing an intercooler...

Apr1711 06:46 AM
FAlonso

39 
8,895 
Is there anyone here who can help me, can suggest or has an idea as to where I can find a latest thesis paper/Journal...

Jan1813 01:26 PM
Mech_Engineer

1 
786 
Stupid question: can people fly? Evidently, one doesn't see people flying around the streets, but is it possible? Has...

Nov2211 12:49 PM
Travis_King

63 
18,303 
Ok, I am in the beginning stage of design a robot that will follow me. I don't want to use the ridiculously expensive...

Jan1709 01:57 AM
epicbattle

0 
2,723 
I make human powered machines for offgrid living and have been getting ready to start on a human powered fridge. The...

Feb2112 10:11 AM
FAlonso

3 
2,584 
Hi, as the topic stated, i would like to find out, does the humidity in the air affect the density??
thanks

Aug1005 11:46 AM
Astronuc

4 
1,579 
Hi,
I would like to find the properties of humid air at different humidities and different temperatures. What sort...

Sep2410 01:59 AM
wmazz

3 
3,311 
Hi,
I am trying to design a "dehumidification system" for my home; I use quotes because this not really much of...

Oct1910 07:57 AM
JaredJames

2 
2,841 
Dear all
I am working in MEP field but no experience so I need your helps how find out an area cfm...

May2310 09:18 AM
russ_watters

1 
9,287 
Hiya
I need to spec up a ventilation system for a small welding and machine shop. The area will have ten welders,...

May1912 02:06 AM
pantaz

3 
1,758 
am nt sure if am posting in the right section bcoz this is my 1st post..
plz could i get help in understanding how...

Mar1611 12:51 PM
koolraj09

5 
7,405 