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  • Question
  • What did Sir William Herschel discover in 1800?


  • Options
  • A. Ultraviolet rays
  • B. Infra-red radiation
  • C. X rays
  • D. Microwaves

  • Correct Answer
  • Infra-red radiation 

    Explanation

    Sir William Herschel discovered Infra-red radiation in 1800.

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    Inventions problems


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    • 1. In which country the hormone gibberellin was discovered?

    • Options
    • A. India
    • B. Japan
    • C. China
    • D. Russia
    • Discuss
    • 2. 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
    • 3. Which famous scientist unknowingly founded the field of spectroscopy?

    • Options
    • A. Issac Newton
    • B. Galileo
    • C. Graham Bell
    • D. None of the above
    • Discuss
    • 4. The cotton gin was an important invention because
    • Discuss
    • 5. What two scientists established the structure of dna?

    • Options
    • A. Rosalind Franklin and Maurice Wilkins
    • B. James Watson and Francis Crick
    • C. Rosalind Franklin and Francis Crick
    • D. James Watson and Maurice Wilkins
    • Discuss
    • 6. 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
    • Discuss
    • 7. Who invented Radio?

    • Options
    • A. Grahambell
    • B. Galileo
    • C. Marconi
    • D. Edison
    • Discuss
    • 8. Who invented FM radio?

    • Options
    • A. Edwin Howard Armstrong
    • B. Thomas Alva Edison
    • C. Graham Bell
    • D. Galileo
    • Discuss
    • 9. 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
    • 10. 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


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