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- Question
What Thomas Davenport invented?
Options- A. Screw propellor
- B. Electric streetcar
- C. Chesterfield
- D. Sleeping (railway) car
- Correct Answer
- Screw propellor
- 1. Streptomycin was invented by
Options- A. Fleming
- B. Marie Curie
- C. Walksman
- D. None of these Discuss
- 2. Toricelli invented
Options- A. Automobile
- B. Barometer
- C. Stethoscope
- D. None of these Discuss
- 3. Telegrahic code was introduced by
Options- A. Lipman
- B. Macmillan
- C. Thomas Moore
- D. Cockrell Discuss
- 4. The first thermionic valve was invented by
Options- A. Thomas Edison
- B. Richardson
- C. J.A. Fleming
- D. Lee De Forest Discuss
- 5. Where were wigs first invented?
Options- A. Japan
- B. France
- C. Egypt
- D. China Discuss
- 6. What furniture item was invented by California furniture designer Charles Prior Hall in 1968?
Options- A. Sofa bed
- B. Captain's chair
- C. Waterbed
- D. Hammock Discuss
- 7. What ?game? was first produced by the Southern Novelty Company in Baltimore, Maryland in 1892?
Options- A. Frisbee
- B. Monopoly
- C. Ouija board
- D. Ping Pong Discuss
- 8. Who invented Gramophone?
Options- A. Michael Faraday
- B. Fahrenheit
- C. Alexander Graham Bell
- D. Thomas Alva Edison Discuss
- 9. Who Invented Elevator Safety Brake ?
Options- A. Alfred Bernhard Nobel
- B. Elisha Graves Otis
- C. Percy LeBaron Spencer
- D. Garrett Augustus Morgan Discuss
- 10. Who is the inventor of printing press?
Options- A. Johann Gutenberg
- B. William Lee
- C. George Eastman
- D. R.W Thomson Discuss
Inventions problems
Search Results
Correct Answer: Walksman
Correct Answer: Barometer
Correct Answer: Thomas Moore
Correct Answer: J.A. Fleming
Correct Answer: Egypt
Correct Answer: Waterbed
Correct Answer: Ouija board
Correct Answer: Alexander Graham Bell
Correct Answer: Elisha Graves Otis
Correct Answer: Johann Gutenberg
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