What is electric current and electricity? (Simple+intuitive explanation)
An explanation of the phenomena of electricity and electric current, from the very basics (electric charges) to the phenomenon of electromagnetic induction, and an explanation of the operating principles of devices utilizing the phenomenon of electromagnetic induction.
Full list of topics covered in the video:
0:03 Epigraph
02:09 Electric charges, electric field, Coulomb's law.
06:14 Static electricity, potential difference, electrification.
11:19 Electric discharge, phenomena related to static electricity, lightning, grounding.
16:29 Conductors, dielectrics, semiconductors.
19:06 Electric current, electrometer, movement of electric charges, conditions for the emergence of electric current.
20:48 Voltage, volts, velocity of charges in a conductor.
24:42 Current intensity (Current strength), amps. What kills a person – current or voltage? 26:43 Resistance (electrical resistance). Julie's Law.
28:11 Electric charge carriers, Does water conduct electricity? Ions, spintronics.
31:18 DC sources and *direct current*. The battery. The Voltaic cell.
35:52 Failed (almost) nuclear power plant recordings =)
36:57 The phenomenon of electromagnetic induction, Faraday's law, electromagnets, *alternating current*.
42:24 What is an electric generator and how does it work? Electric energy sources and their operating principles.
45:16 Polyphase current (two-phase and three-phase current). The electric motor. Nikola Tesla. Michał Doliwo-Dobrowolski.
47:02 Briefly about how a transformer and current from an electrical outlet work. 48:51 Electromagnetic waves + Tesla and Edison's war of currents.
50:35 Epilogue
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