Get app
Quiz

Which inventor developed the alternating current induction motor used to power the Chicago World's Fair?

or

Tap your pick

Correct answer: Nikola Tesla

The alternating current induction motor developed by Nikola Tesla made the long-distance transmission of electricity practical. George Westinghouse bought Tesla's patents to compete against Thomas Edison's direct current system. This legendary rivalry became known as the War of the Currents, which AC eventually won. Photo: Napoleon Sarony, Wikimedia Commons, Public domain.

Read more on Wikipedia
Source: Wikipedia (CC BY-SA)

Not the question you came for?

Ask your own!

In your own words. No account, 20 seconds.

or

Photo Duos, quizzes and more? That's in the free app.

That didn't work. Check the fields and try again.

Would your friends get this right?

Send it to your group chat — see who knows.

WhatsApp
</>Embed on your site

More like this

Votur

Come join us on Votur!

Voting is fun! But the real fun begins when you start asking and sharing.

Vote on taste Duos, play quick quizzes, or make your own — private for friends or public for the world. From now on, you'll always have something to talk about!

Vote on 7,242+ questions like this in the free Votur app →
Get it on Google Play Download on the App Store