The Picard Maneuver@lemmy.world to Science Memes@mander.xyzEnglish · 2 天前Hertz, showing the difference between science and engineeringlemmy.worldimagemessage-square139linkfedilinkarrow-up11.35Karrow-down12
arrow-up11.35Karrow-down1imageHertz, showing the difference between science and engineeringlemmy.worldThe Picard Maneuver@lemmy.world to Science Memes@mander.xyzEnglish · 2 天前message-square139linkfedilink
minus-squaregandalf_der_12te@discuss.tchncs.delinkfedilinkEnglisharrow-up1·1 天前There were electrochemical cells (invented in 1800) that provided a constant current for some time. Idk the details. Look up Galvanic cell, Volta cell.
minus-squareTar_Alcaran@sh.itjust.workslinkfedilinkEnglisharrow-up1·1 天前Sure, but those are still “big glass jars full of electricity”
There were electrochemical cells (invented in 1800) that provided a constant current for some time.
Idk the details. Look up Galvanic cell, Volta cell.
Sure, but those are still “big glass jars full of electricity”
yeah, true