Japanese crossword «Battery "Krona"»
Size: 15x20 | Picture: | Difficulty: | Added: | 13.03.15 |
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Not bad. Though some effort should've been made to not have the terminals look identical. On a 9V battery the difference between the terminals is easy to spot.
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spoiler
Actually, most 9V batteries are made up of 6 1.5V alkaline cells.
(source: https://en.wikipedia.org/w/index.php?title=Nine-volt_battery&oldid=974068390, second paragraph.)
(source: https://en.wikipedia.org/w/index.php?title=Nine-volt_battery&oldid=974068390, second paragraph.)