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- Question
The credit of inventing the television goes to
Options- A. Philo Farnsworth
- B. John Logie Baird
- C. Charles Francis Jenkins
- D. None of the above
- Correct Answer
- Philo Farnsworth
- 1. What did Sir William Herschel discover in 1800?
Options- A. Ultraviolet rays
- B. Infra-red radiation
- C. X rays
- D. Microwaves Discuss
- 2. In which country the hormone gibberellin was discovered?
Options- A. India
- B. Japan
- C. China
- D. Russia Discuss
- 3. Which is an invention that improved safety for railway passengers?
Options- A. Air brakes
- B. Refrigerated rail cars
- C. Time standardization
- D. Pullman sleeping cars Discuss
- 4. Which famous scientist unknowingly founded the field of spectroscopy?
Options- A. Issac Newton
- B. Galileo
- C. Graham Bell
- D. None of the above Discuss
- 5. The cotton gin was an important invention because Discuss
- 6. Who invented Radio?
Options- A. Grahambell
- B. Galileo
- C. Marconi
- D. Edison Discuss
- 7. Who invented FM radio?
Options- A. Edwin Howard Armstrong
- B. Thomas Alva Edison
- C. Graham Bell
- D. Galileo Discuss
- 8. Who designed the first electronic computer ENIAC?
Options- A. J presper Eckert and John W Mauchly
- B. John W Mauchly and Joseph M Jacquard
- C. J presper Eckert and Von Neuman
- D. None of the above Discuss
- 9. Artificial Intelligent robot named Shelley developed by the MIT media lab writes which type of stories?
Options- A. Love
- B. Action
- C. Drama
- D. Horror Discuss
- 10. Who among the following discovered electron?
Options- A. J.J Thomson
- B. Max Born
- C. Antoine Lavoisier
- D. Mendeleef Discuss
Inventions problems
Search Results
Correct Answer: Infra-red radiation
Explanation:
Sir William Herschel discovered Infra-red radiation in 1800.
Correct Answer: Japan
Explanation:
The hormone gibberellin was discovered in the country Japan.
Correct Answer: Air brakes
Explanation:
An invention that improved safety for railway passengers is Air brakes. With the use of air brakes using compressed air, become more effective by preventing many train accidents.
Correct Answer: Issac Newton
Correct Answer: Cotton Gin was invented by Eli Whitney in 1793, which is used to separate cotton seeds from cotton fiber Hence, it was an important invention because it dramatically reduced the amount of time it took to separate cotton seeds from cotton fiber
Correct Answer: Marconi
Explanation:
Guglielmo Marconi, an Italian invetor invented Radio in 1890's.
Correct Answer: Edwin Howard Armstrong
Correct Answer: J presper Eckert and John W Mauchly
Correct Answer: Horror
Correct Answer: J.J Thomson
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