title text: A circle with an A in it means that the circuit has committed a sin and has been marked as punishment.

(https://xkcd.com/2818)
(https://www.explainxkcd.com/wiki/index.php/2818)

@xkcdbot 1 panel comic.
Title: Circuit symbols
1. (switch) Line with a bend in it that makes it not line up with the rest of the line: drawbridge
2. (capacitor) Horizontal line that touches a vertical line a space, then a vertical line that touches a horizontal line: overpass
3. (ground) Vertical line that touches a horizontal line with three smaller horizontal lines below it: pogo stick
4. (resistor) Horizonal line with a zig-zag in the middle: earthquake

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5. (inductor) Line with a helix in the middle: sheep
6. (transformer) Line with a helix in the middle separated from it's mirror image by a straight line: two sheep in love trapped on opposite sides of a fence
7. (battery) Horizontal line that touches a vertical line, then a smaller vertical line, then a vertical line of the same size, then a second smaller vertical line that touches another horizontal line: battery

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8. (battery, sorted) Horizontal line that touches a vertical line, a second vertical line and then two shorter vertical lines, the later of which touches a second horizontal line: baertty
9. (battery with far too many short lines) Horizontal line that touches a vertical line, then 6 short vertical lines, then one vertical line of the original height, then one short vertical line that connects to a horizontal line: batttttt-ttttttery

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10. (photodiode) Horizontal line that intersects the side of a triangle, the opposite corner of the triangle touches both a horizontal and a vertical line, there are two arrows pointing at the triangle: check out this really cool diode
11. (oscillator) Horizontal line with a zig-zag inside a circle: wave pool
12. (transistor) Horizontal line with two branches inside a circle, one of the branches has an arrow in it: trolley problem

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@xkcdbot thank you for this post. Your panels never fail to give me a chuckle. 🙏