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- Question
What invention caused many deaths while testing it?
Options- A. Dynamite
- B. Ladders
- C. Race cars
- D. Parachute
- Correct Answer
- Parachute
- 1. Which object, initially called the 'Whirlwind', was invented by Ives McGaffey in 1869 ?
Options- A. Washing machine
- B. Electric mixer
- C. Vacuum cleaner
- D. Blender Discuss
- 2. We remember Charles Babbage (1792-1871) for what ?
Options- A. Computers
- B. Radio-Telegraphy
- C. Steam Boating
- D. Telescopes Discuss
- 3. What plaything was invented by Joe McVicker in 1956?
Options- A. Silly Putty
- B. Etch-A-Sketch
- C. Lite-Brite
- D. Play-Doh Discuss
- 4. When were blue jeans invented?
Options- A. 1900s
- B. 1850s
- C. 1860s
- D. 1870s Discuss
- 5. Who is known as inventor of World Wide Standard Time ?
Options- A. Sandford Fleming
- B. Fredrich
- C. Williamson
- D. James Broot Discuss
- 6. Who invented Automobiles using gasoline?
Options- A. Karl Benz
- B. Kirk Macmillan
- C. Thomas Alva Edison
- D. William Ford Discuss
- 7. Who invented Dynamite?
Options- A. Graham Bell
- B. Nikola Tesla
- C. Alfred Nobel
- D. Louis Pateur Discuss
- 8. Who invented Bifocal Lens?
Options- A. John Adams
- B. Benjamin Franklin
- C. James Madison
- D. Thomas Jefferson Discuss
- 9. Who invented Electrocardiograph(EKG)? Discuss
- 10. Who was the first person to patent the JET ENGINE?
Options- A. F. Whittle
- B. C. Lindbergh
- C. W. Histell
- D. B. Owings Discuss
Inventions problems
Search Results
Correct Answer: Vacuum cleaner
Correct Answer: Computers
Correct Answer: Play-Doh
Correct Answer: 1860s
Correct Answer: Sandford Fleming
Explanation:
Sir Sandford Fleming, (January 7, 1827 ? July 22, 1915) was a Scottish Canadian engineer and inventor. Born and raised in Scotland, he emigrated to colonial Canada at the age of 18. He proposed worldwide standard time zones, designed Canada's first postage stamp.
Correct Answer: Karl Benz
Correct Answer: Alfred Nobel
Explanation:
Alfred Bernhard Nobel was a Swedish chemist, engineer, inventor, businessman, and philanthropist. Known for inventing Dynamite, Nobel also owned Bofors, which he had redirected from its previous role as primarily an iron and steel producer to a major manufacturer of cannon and other armaments.
Correct Answer: Benjamin Franklin
Explanation:
Benjamin Franklin has long been credited with the invention of bifocal lenses and he was the first to wear bifocal lenses. He did not produce them himself but instead had some optician in London or France make them for him to overcome Presbyopia, a condition that Franklin suffered. He was tired switching between lenses for far and near sightedness. And that resulted in inventing Bifocal Lenses.
Correct Answer: The EKG was invented by Willem Einthoven in 1903 and is used to monitor and analyze past and present heart activity in an individual
Correct Answer: F. Whittle
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