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WikiCards · Card list · Science cards · Leyden jar
Uncommon card · Science
Leyden jar, an Uncommon card
A Leyden jar is an electrical component that stores a high-voltage electric charge between electrical conductors on the inside and outside of a glass jar.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 71
- DEF
- 71
- Power
- 142
- Wikipedia reads a year
- 84,000
Power 142 (ATK + DEF): stronger than 70 % of WikiCards cards.
Leyden jar quiz: 3 questions
Three questions on the Leyden jar card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
It was the original form of the ______.
Answer
capacitor. It was the original form of the capacitor. From the Leyden jar article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Pharmacist. Pharmacist 81 · Weighing scale 74 · Leyden jar 71 · Constantine VII 68 ATK in WikiCards.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- It typically comprises a glass jar with metal foil cemented to the inside and the outside surfaces, and a metal terminal projecting vertically through the jar lid to make contact with the inner foil.
- It was the original form of the capacitor.
- Its invention was a discovery made independently by German cleric Ewald Georg von Kleist on 11 October 1745 and by Dutch scientist Pieter van Musschenbroek of Leiden, Netherlands, in 1745–1746.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Leyden jar article was read about 84,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 71 and blocks with 71: each hit it takes is cut by 28 %.
How to get Leyden jar
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
More Science cards
Cards close in power
The cards just above and just below Leyden jar in the power ranking, all domains together.
- Frances Oldham KelseyUncommon · Science · ATK 74 DEF 68
- Independence of BrazilUncommon · History · ATK 71 DEF 71
- Constantine VIIUncommon · History · ATK 68 DEF 74
- Zandra RhodesUncommon · Arts · ATK 68 DEF 74
- Walther RathenauUncommon · History · ATK 72 DEF 70
- Kyoto PrefectureUncommon · Society · ATK 74 DEF 68
Card lists
- Wikipedia quizNew questions every day
- All cards from A to ZEvery card, by name
- Science cards
- Legendary cards
- Tier listS and A tiers by power (ATK + DEF)
Credits
Text : Wikipedia, Leyden jar (revision), CC BY-SA 4.0. Photo : W. Jerome Harrison, Public domain, Wikimedia Commons.
