|
a magnet which can be turned off (but doesn't require power to stay on)
|
7
|
2001
|
May 5, 2021
|
|
Does this permanent (but off-switchable) magnet work?
|
5
|
1404
|
May 5, 2021
|
|
Using an Electro-permanent magnet with an Arduino
|
3
|
1471
|
May 5, 2021
|
|
BAsic Q's I guess
|
26
|
7304
|
May 6, 2021
|
|
Making an eternal pendulum
|
26
|
17384
|
May 6, 2021
|