minus-squaremertn@lemmy.worldtoFediverse@lemmy.world•What do you like about the fediverse and why?linkfedilinkEnglisharrow-up1·26 days agoAs a kid I learnt P = I2R ; P = IE ; P = E2/R by careful selection of resistor values stuck across the 240V house supply and standing well back. linkfedilink
As a kid I learnt P = I2R ; P = IE ; P = E2/R by careful selection of resistor values stuck across the 240V house supply and standing well back.