Q 01/05

In which European capital was Rudolf Diesel, the diesel engine's German inventor, born to Bavarian parents?

A) Vienna

B) Paris

C) Berlin

D) Brussels

Answer · why

B) Paris

Paris was home because his father, a bookbinder from Bavaria, had settled there to make leather goods. The family was deported to England when the Fra...

Q 02/05

Which German airship crossed the Atlantic on four Daimler-Benz diesel engines, each with sixteen cylinders?

A) Graf Zeppelin

B) Bodensee

C) Hindenburg

D) Viktoria Luise

Answer · why

C) Hindenburg

Hindenburg carried each diesel in its own engine car outside the hull, where a mechanic stood watch at all times to carry out orders sent from the con...

Q 03/05

Which American beer baron bought the rights to build Rudolf Diesel's engines in the United States?

A) Frederick Pabst

B) Adolph Coors

C) Joseph Schlitz

D) Adolphus Busch

Answer · why

D) Adolphus Busch

Adolphus Busch, co-founder of Anheuser-Busch, set up the Diesel Motor Company to assemble the engines in America, having licensed the rights for the U...

Q 04/05

Which carmaker was caught in 2015 using hidden software to cheat American emissions tests on its diesel cars?

A) Volkswagen

B) Renault

C) Mitsubishi

D) Toyota

Answer · why

A) Volkswagen

Volkswagen fitted the software to about 11 million cars worldwide and later pleaded guilty to criminal charges, in a scandal that was soon nicknamed D...

Q 05/05

A small diesel engine shown at a world's fair in 1900 ran unnoticed on which plant-based fuel?

A) Olive oil

B) Palm oil

C) Peanut oil

D) Linseed oil

Answer · why

C) Peanut oil

Peanut oil was tried at the French government's suggestion, and Rudolf Diesel wrote that the engine worked so well on it that very few people were awa...