Clase 25 - Física de Electricidad y Magnetismo (2021-2S)

New channel Juan F. Botero - Universidad Nacional de Colombia: title sample judged 'whole' (A genuine university professor's channel of full recorded lectures, worked examples, and lab practicums in physics and m); 0 of 3 sampled transcripts showed teaching, 0 not; titles picked one by one, checked strictly; oEmbed verified.