Portal:Electromagnetism/Did you know< Portal:Electromagnetism
- ...that flash memory devices are able to store data because of tiny transistors that have the ability to control electric current and store electric charge?
- ...that good capacitors, when charged, may retain the charge for several years?
- ...that an explosively pumped flux compression generator can be used to create an electromagnetic pulse that can damage unprotected electrical equipment?
- ...that, according to international standards, high voltage is defined as voltages higher than 1000 V for AC and 1500 V for DC?