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Jan16-12 Greg Bernhardt
Before posting anything, please review the Physics Forums Global Guidelines. If you are seeking help with a...
Mar26-08 12:32 PM
berkeman
0 31,496
ansoft, maxwell Sticky Thread Pinned: Maxwell 3D (ANSOFT) ( 1 2 3 ... Last)
Dear all, I'm a new user and I like to exchange information about the use of this tool. From my point of view tool...
Aug25-14 03:20 PM
Fuxue Jin
196 96,492
I came across another good search engine today looking for a datasheet, so I thought I'd try starting this thread for...
Aug22-14 02:05 PM
Jamesangelo
28 59,062
I've occasionally been asked by some of the students I've mentored or TA'd over the years, "What's in your toolbox? ...
Jul13-14 10:34 PM
NATURE.M
63 83,844
i have just purchased a digital lock that works on 12v dc... the lock has a transformer and a rectifier , hence i...
Jan8-10 11:32 AM
manshuk89
3 3,207
I have a 12vdc, 5Amp power supply and need to connect to a 12vdc, 40 watt electromagnet. I put a SPDT relay switch...
Mar4-11 08:21 PM
vk6kro
7 2,125
Hi, I am new to consulting business in India and wanted to know that if i use armored cable do i need to run it in...
Oct7-11 03:18 PM
dlgoff
5 1,230
$$Let\quad \vec { Z } =R+Xj$$ If X>0,then the impedance is lagging (current lags behind voltage).If X<0,then the...
Apr24-14 07:35 PM
jim hardy
5 351
I'm working on a robotics project that I believe could greatly benefit from the use of differential GPS. The robot...
May7-12 11:44 AM
murrdpirate0
2 1,582
I frequently teach my students about how basic generators work (motional EMFs, Faraday's Law, magnetic flux, etc.). ...
Aug8-11 08:07 PM
MisterX
3 2,101
I am currently planning a two-switch forward transformer driver, so as to avoid flux walking (which has been a...
Nov7-11 06:42 AM
cmb
0 762
I know that magnetic fields can effect electrons in certain ways, but I specifically want to know if a bar magnet just...
Feb5-12 05:00 PM
cjameshuff
6 6,171
Do microcontrollers have cache?
Apr28-06 10:08 AM
berkeman
4 1,568
When we do labs in classes we never connect anything to physical ground (always just "common" node), but in an actual...
Apr10-09 12:35 PM
EEJaime
8 2,376
The way I see it, the more the plates charge, the harder it is to charge them. Therefor capacitors always charge...
Jul17-12 05:12 PM
sophiecentaur
36 5,860
More specifically, do the leads on a TO-220 package MOSFET (like this) fit in the holes on a breadboard?
Feb5-09 10:29 PM
MATLABdude
1 3,454
Hi there , Can it be concluded that more the number of TR modules in an AESA radar more will be the emission ? ...
Nov5-12 03:36 AM
Debo Industry
0 876
Hello everyone I have a 110V hardware plugged in at home (we use 220V) by way of a step down transformer and I was...
Dec15-06 11:50 AM
russ_watters
2 5,845
Due to the fact that I don't have any plans on damaging my chargers (something I am not planning to risk at the...
May19-14 11:35 PM
meBigGuy
9 436
I'm just looking over some introductory notes to transistors and it says that BJT transistors are useful for...
Aug29-11 05:13 AM
Studiot
1 1,367
Question at topic title.
Sep20-11 04:06 AM
Femme_physics
2 1,333
I've set up RAM on a bus such that one chip takes the lower nibble and another chip takes the upper nibble of a...
Jan22-08 03:50 PM
berkeman
1 1,297
Hi, I think that anyone with some programming skills can create apps/games and sell it but what about...
Nov18-11 03:31 PM
yungman
9 1,506
do ‘grounding’ and ‘earthing’ point to a same thing? Is there any difference between them?
Apr6-08 12:23 PM
mgb_phys
4 1,684
Hi, Can I get some learning material or guidance on how to build equipment for generating specific waveforms of...
Aug8-12 12:16 PM
berkeman
1 747
When a batter is charging, lets say 3V battery.. when it's full, does it stops there or continues to take in charge?...
Apr21-14 12:53 PM
mjhilger
9 1,424
Here's a question no one at present seems to know the answer to. In "Talk Boxes" from the 70s they used a light bulb...
Oct19-09 01:48 AM
arithmetix
2 774
I have been trying to search for a clear definition of "discrete causal systems". The thing I want to know, which I've...
Mar13-14 01:57 PM
AlephZero
1 288
Does a dead 1.2V rechargeable AA NiCad battery act as an open or closed circuit? My electric toothbrush's...
Jun1-14 09:21 AM
jim hardy
17 720
Hello this is my first post in this forum. I would like to ask something relatively simple and I need a simple answer...
Jun30-14 06:24 AM
sophiecentaur
5 1,163
does a hamming code always corrects one error and detect 2 errors ? and is the distance always 3 ? I know that that...
May11-13 12:34 PM
Bassalisk
4 581
I have seen the potential coil go across two phases to measure voltage. But there is no neutral attached to the...
Jan17-10 10:29 AM
Averagesupernova
9 1,840
Does a wifi client (such as a laptop or phone) transmit anything prior to associating (or attempting to associate)...
Sep28-11 01:52 PM
fleem
1 867
If I replace a 16 volt rated capacitor of 47uf with a 64 volt rated capacitor of 47uf, will the working capacitance...
Nov22-08 12:16 PM
StgIIIOvrDvn
7 11,167
if frequency of sine wave is 3000 and 5000 is sampling frequency is used how will this change phase of sine wave when...
Oct4-13 05:08 PM
janu203
0 839
i have used different PSU on a simple electromagnetic motor (tattoo machine) and have notice a machine will run a...
Feb3-10 08:09 PM
massiah2012
5 1,974
if i increase the amperage in an induction motor, will the induction motor spin faster? and vise versa?
Feb21-13 12:48 AM
Simon Bridge
6 638
Would an electrical engineer who earns a B.A. in Electrical engineering from around say 1998 - 2009 going to be taught...
Dec10-09 11:49 PM
Mike_In_Plano
4 981
Dear all, This question is related to the radiation of a UWB antenna. If I feed a Gaussian pulse to a UWB...
Jan19-11 04:24 AM
Phrak
10 3,648
Hi. I'm new to verilog and I'm trying to do something that to me, seems very simple. I have a file with some logic...
Apr17-08 05:56 PM
KingNothing
1 1,650
I found this problem during simulating my SIMULINK block diagram. how can i solve this? thanks. it is emergency. this...
Apr19-12 10:45 AM
tonylim456
0 2,025
Does anyone have solution to Field and Wave Electromagnetics by D.K. Cheng? If you do could you send the solution to...
Jun14-05 06:29 PM
cytrorsx
0 5,175
Does anyone have the solutions for Field and Wave elctromagnetics by David CHENG?I need it immediately.if anyone had...
Feb9-07 02:23 PM
berkeman
1 3,284
im basically looking for any elictrical engineers here with experience or study in telecommunications.. I want to find...
Nov18-10 09:53 AM
farazk86
0 684

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