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- Question
Who invented Helicopter?
Options- A. Copernicus
- B. Sikorsky
- C. Cockrell
- D. Drinker
- Correct Answer
- Sikorsky
- 1. Sewing machine was invented by
Options- A. Alfred P. Southwick
- B. Isaac Singer
- C. Murasaki Shikibu
- D. Hanaoka Seishu Discuss
- 2. Revolving Door was invented by ________.
Options- A. Lucien Vidi
- B. John Venn
- C. Theophilus Van Kannel
- D. Lewis Urry Discuss
- 3. Who invented Aerosol can?
Options- A. Erik Rotheim
- B. Erik Mathew
- C. Erik Tim
- D. Eric Flayer Discuss
- 4. Who discovered benzene?
Options- A. Hal Anger
- B. Michael Faraday
- C. Bruce Ames
- D. Nicolas Appert Discuss
- 5. Who invented logarithms?
Options- A. Eden Snowden
- B. Larry Page
- C. Thomas Edison
- D. John Napier Discuss
- 6. Piano was invented by ________.
Options- A. John Barber
- B. Sir Henry Cole
- C. Josephine Cochrane
- D. Bartolomeo Cristofori Discuss
- 7. Christmas Card was invented by ________.
Options- A. John Barber
- B. Josephine Cochrane
- C. Sir Henry Cole
- D. Bartolomeo Cristofori Discuss
- 8. Blood Circulation was discovered by?
Options- A. Mary Anderson
- B. Virginia Apgar
- C. William Harvey
- D. Robert Feulgen Discuss
- 9. Who invented Rocket?
Options- A. Rich K Goyle
- B. E M Forster
- C. Robert Goddard
- D. James Anderson Discuss
- 10. Which is the largest epic in world ? Discuss
Inventions problems
Search Results
Correct Answer: Isaac Singer
Correct Answer: Theophilus Van Kannel
Correct Answer: Erik Rotheim
Correct Answer: Michael Faraday
Correct Answer: John Napier
Correct Answer: Bartolomeo Cristofori
Correct Answer: Sir Henry Cole
Correct Answer: William Harvey
Correct Answer: Robert Goddard
Correct Answer: Mahabharat
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