Electronics Forum / Electrical Engineering / October 2009

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There are things "engineering types" are good at and things they are not
good at...
With me I'm not good at learning to play a piano / reading music!
I'm reading about "music notation" and it makes no sense whatsoever to me!

Is there an electronic solution to automatically sync AC generators,
motors, or any other AC sources?
At my home I have a micro hydro setup. I have (2) 3 phase AC water pump
motors spinning backwards that each provide 240v 6amps, that I would

I'm in the UK.  Car is 1.3 litre.
QUESTION (1) I know this may not be the best way of doing it but, in
theory, if a car battery got flattened by leaving the headlights on
then why would a fully charged second battery attached in parallel

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Spent some hours yesterday at an equestrian centre, fence judging.
Noticed that the trees on either side of a power line were severeley
stunted on the side that faced the power line. (which would have been
11kV or 33kV on telegraph poles as per Britland country practice)

I have a sub panel in my attached garage. It has a small heat pump/air
conditioner on it for a bonus room (I believe 50 amp) and a 50 amp
welder plug that rarely gets used.
I built a detached garage /shop with a 100 amp panel. Can I run my sub

COX COMMUNICATIONS INC.
ATLANTA HEADQUARTERS
1400 LAKE HEARN DRIVE
ATLANTA GEORGIA 30319

I have a question about how the Finite Element Method
is implemented in EM.  Specifically, when you are dealing
with a shielded microstrip, whose diagram looks like:
----------------------------

I have a really big problem , I wonder if anyone could help me?
I am performing safety tests according to clasue 4.3.8 (battery tests)
of EN 60950-1, the standard says:
-Reverse charging of a battery:

Student Plus is the place where you can find or ask for a
comprehensive Solutions Manuals and Test Bank Questions in digital
formats. These resources save your time and effort and let you
definitely

How about getting rid of all those batteries in various devices in the home
and connecting the battery connections to one central battery?
That is to run separate wires when wiring a home and these would carry say
12 volts DC. There would be a central large battery and battery ...

Hope all have heard about power saving mechanisms from muscular
movements of the body. For eg. it might be a nanogenerator or simple
mechanism of saving energy from shock absorbers of a two wheeler. I
did a paper recently on nanogenerator. there i faced a question like,

DOWN BY THE OLD COD TREE
BROTHER BEAR IS ABUNDANT
AND BROTHER LION IS AT HAND
IF YOU BUY YOURSELF A DRINK AND THE YOU DON'T BUY THE OTHER ANIMALS A

Of course, german. What is your equivalent in the States?
http://www.theben.de/alle_produkte.html?L=1&prod_id=3371&sub_r=1
Has solved many of my customers' problems. For instance, timer controlled
lightning in shops (at night) and at my holiday house, in Vori I installed