Answer to Power Electronics Riddle: current direction

From a channel Lumen includes in full: Prof. Sam Ben-Yaakov, emeritus professor of power electronics at Ben-Gurion University, explains converters, magnetics, EMI and control intuitively, with LTspice simulations; expert-level and concise.

A 8-minute video from Sam Ben-Yaakov's catalogue; the title names its topic.

Video by Sam Ben-Yaakov, played through YouTube's embedded player.