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GK Questions: Basic GK(Inventions & Inventors) – Set 9

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Hello Aspirants.

Welcome to Online General Knowledge section in Affairs cloud, which is important for SSC, RRB and other competitive exams. We have created Some questions related to Basic GK(Inventions & Inventors) !!! 

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  1. Who is the inventor of LCD (liquid crystal display) ?
    1.Joseph Henry
    2.Hoffmann-La Roche
    3.Christian Huygens
    4.Olaus Roemer
    5.None of these
    Answer – 2.Hoffmann-La Roche
    Explanation :
    LCD (liquid crystal display) is invented by Hoffmann-La Roche in 1979

  2. _________________ discovered the planet Uranus
    1.Benjamin Holt
    2.Rudolph Clausius
    3.William Hershel
    4.Elmer V. McCollum
    5.None of these
    Answer – 3.William Hershel
    Explanation :
    History, William Hershel discovers Uranus on Mar 13, 1781. This was the first planet to be discovered

  3.  Who developed the first practical transformer ?
    1.William B. Shockley
    2.Walter H. Brattain
    3.James Van Allen
    4.William Stanley
    5.None of these
    Answer – 4.William Stanley
    Explanation :
    William Stanley was an inventor and engineer. He developed the first practical transformer

  4. Telegraphone was developed by whom ?
    1.Vladimir Zworykin
    2.Valdemar Poulsen
    3.Leon Cooper
    4.Samuel F. B. Morse
    5.None of these
    Answer – 2.Valdemar Poulsen
    Explanation :
    Telegraphone is a device was developed by Valdemar Poulsen. He invented the telegraphone and developed the first practical device for recording and replaying sound

  5. Who among the following is credited with creating and building the world’s first liquid-fueled rocket ?
    1.John Flamsteed
    2.Robert Hutchings Goddard
    3.Ira Remsen
    4.John Ericcson
    5.None of these
    Answer – 2.Robert Hutchings Goddard 
    Explanation :
    Robert Hutchings Goddard  was an American engineer, professor, physicist, and inventor who is credited with creating and building the world’s first liquid-fueled rocket, which he successfully launched on March 16, 1926

  6. ……………….. invented the rolled photography film with camera
    1.Robert Koch
    2.Joseph Aspdin
    3.William Lear
    4.George Eastman
    5.None of these
    Answer – 4.George Eastman 
    Explanation :
    George Eastman invented rolled photography film and the Kodak camera. An avid photographer,he was the founder of the Kodak company

  7. Who is the inventor of Barograph ?
    1.Alexander Fleming
    2.Alexander Bain
    3.Alexhander Cumming
    4.Daniel Rutherford
    5.None of these
    Answer – 3.Alexhander Cumming
    Explanation :
    Alexhander Cumming was a Scottish watchmaker and instrument . This is notable as the first accurate recording barograph.

  8. Van Leeuwenhoek is the discoverer of _________________
    1.Virus
    2.Bacteria
    3.Cell
    4.Stem
    5.None of these
    Answer – 2.Bacteria
    Explanation :
    Van Leeuwenhoek discovered “protozoa” – the single-celledorganisms and he called them “animalcules”. He also improved the microscope and laid foundation for microbiology. He is often cited as the first microbiologist to study muscle fibers, bacteria, spermatozoa and blood flow in capillaries

  9. Who is the discoverer of logarithms ?
    1.John Napier
    2.John Fitch
    3.John Nepolean
    4.John Harington
    5.None of these
    Answer – 1.John Napier
    Explanation :
    John Napier of Merchiston was a Scottish landowner known as a mathematician, physicist, and astronomer. He was the 8th Laird of Merchiston. His Latinized name was Joannes Neper. John Napier is best known as the discoverer of logarithms.

  10. Who is called as Father of Fiber Optics ?
    1.Mario Maurer
    2.Simon Parry
    3.Narinder Singh Kapany
    4.Dr. Thomas Mensah
    5.None of these
    Answer – 3.Narinder Singh Kapany 
    Explanation :
    Narinder Singh Kapany is an Indian-born American Sikh physicist known for his work in fibre optics. He is also known as “Father of Fiber Optics”





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