People who changed the world

Who invented the alternating-current power system?

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Answer explanation

In 1888 the Serbian inventor and engineer Nikola Tesla designed and built the first alternating current induction motor, a device capable of converting a certain form of energy into mechanical rotational energy

Who are the founders of Microsoft company?

• Steve Jobs

• Paul Allen

• Ronald Wayne

• Bill Gates

Answer explanation

Paul Allen and Bill Gates founded Microsoft on April 4, 1975 to develop and market BASIC interpreters for the Altair 8800, a microcomputer designed in 1974 and based on the Intel 8080 processor.

Who said the phrase: “It always seems impossible until it's done”?

• Mahatma Gandhi

• Aristoteles

• Julio Cesar

• Nelson Mandela

Answer explanation

Nelson Mandela was the person who said the famous phrase "It always seems impossible until it is done".

Personages of history who wrote the communist manifesto. (Choose two)

• Friedrich Engels

• Ferdinand Lassalle

• Karl Marx

• Vladimir Lenin

Answer explanation

The Communist Manifesto, originally the Manifesto of the Communist Party , is a political pamphlet written by German philosophers Karl Marx and Friedrich Engels.

First person to win two Nobel Prizes.

• Louis Pasteur

• Albert Einstein

• Marie Curie

• Stephen Hawking