A. Charles Babbage
B. Samuel Morse
C. Christopher Latham Sholes
D. Johannes Gutenberg

Who invented the first practical typewriter that became commercially successful?Read More »

A. James Hargreaves
B. Richard Arkwright
C. Edmund Cartwright
D. Eli Whitney

Who invented the power loom?Read More »

A. Richard Arkwright
B. James Hargreaves
C. Eli Whitney
D. Edmund Cartwright

Who invented the spinning jenny?Read More »

A. James Hargreaves
B. Eli Whitney
C. Richard Arkwright
D. Edmund Cartwright

Who invented the cotton gin?Read More »

A. Elias Howe
B. Barthélemy Thimonnier
C. Isaac Singer
D. James Hargreaves

Who invented the first successful mechanical sewing machine?Read More »

A. Lewis Waterman
B. László Bíró
C. Johannes Gutenberg
D. Samuel Morse

Who invented the ballpoint pen commonly associated with the modern design?Read More »

A. James Watt
B. Nikola Tesla
C. Willis Carrier
D. Rudolf Diesel

Who is credited with inventing modern air conditioning?Read More »

A. Willis Carrier
B. James Harrison
C. Thomas Edison
D. Michael Faraday

Who invented the first practical mechanical refrigerator using vapour compression?Read More »

A. Rudolf Diesel
B. Karl Benz
C. Nikolaus Otto
D. James Watt

Who developed the successful four-stroke internal-combustion engine known as the Otto engine?Read More »

A. Henry Ford
B. Karl Benz
C. Rudolf Diesel
D. George Stephenson

Who is credited with building the first practical automobile powered by an internal-combustion engine?Read More »