Electrical Engineering
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Li-aung Yip
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147 Answers

Votes Activity Newest
72
Why are consumers located near high-voltage lines typically not connected to those lines but instead are connected through a lower high-voltage line?
Apr 23 '15 at 12:35
29
Why isn't the Fourier transform of a single sine wave cycle a single bar?
Apr 20 '15 at 11:32
26
Why use AutoCAD Electrical?
Mar 27 '15 at 3:52
25
Torque kgcm (what is kgcm)?
Feb 6 '14 at 2:44
25
Apple power supply: thick AC cable, thin DC cable - why?
Nov 8 '13 at 4:34
23
Why do power companies never bother residential customers about power factors?
Oct 14 '13 at 4:21
21
Three phase power supply - what is line to line voltage
Dec 6 '13 at 1:54
20
What does this symbol indicate (line with brackets)?
Jan 10 '14 at 14:02
17
Do conductors age under reasonable electric load?
May 26 '15 at 11:08
14
Why is current rating for multicore cable lower than single core with the same cross section?
Apr 28 '19 at 12:51
14
How is transition from three-phase distribution without neutral to three-phase consumption with neutral achieved?
Dec 23 '13 at 6:26
13
How do ceiling fan controllers work?
Jan 2 '14 at 12:30
13
Does a multi-speed fan operate at a different wattage at different speeds?
Apr 28 '14 at 15:53
13
Where is the ground/negative for overhead power lines?
Apr 22 '14 at 18:21
12
How do I tell what gauge wire I need?
Apr 27 '14 at 17:51
12
“Standard” components…?
Sep 27 '13 at 10:39
11
Why isn't there a voltage drop across the Main Wires?
Jun 5 '15 at 7:30
10
How much weight can a motor take before it can't run?
May 29 '15 at 6:47
9
What is the purpose of oil in a transformer?
Jul 13 '16 at 4:48
9
If I put multiple isolated DC/DC converters in series, can I add their isolation voltages?
Sep 10 '13 at 15:44
8
How to synchronize a generator on the electrical grid?
Oct 27 '15 at 13:13
8
Difference between disconnector, circuit breaker and load break switch?
Oct 13 '15 at 8:16
8
Is the rated speed of an induction motor the synchronous speed?
Apr 29 '14 at 16:07
8
How are multiple power sources synchronized in a grid that uses a distribution ring?
Dec 2 '13 at 14:03
8
What does it mean to have a complex signal?
Oct 23 '13 at 15:18
7
Resistance changes when keeping two ends of a metal bar constant but increasing the thickness of the middle?
Jan 7 at 0:15
7
The life of a high voltage line
Jun 9 '19 at 9:15
7
What is the percent impedance of a typical residential power line transformer?
Jan 16 '14 at 19:27
6
What is the purpose of the cylindrical layered conical discs in power stations?
Nov 20 '17 at 3:01
6
Difference between instantaneous, definite time and inverse time over current protection relays
Jul 27 '16 at 11:30
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