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  • ICAR and TNAU E-Course Summarized

    Summarized Notes
  • Who invented Radar?

    Question: Who invented Radar?

    Options:

    Wilhelm K. Roentgen
    A. H. Taylor and Leo C. Young
    J. H. Van Tassel
    P.T. Farnsworth

    🔑 Key Points
    📖 Radar
    🛠️ It is an object detection system that uses radio waves to determine the range, altitude, direction, or speed of objects. It can detect aircraft, ships, spacecraft, guided missiles, motor vehicles, weather formations, and terrain.
    🛠️ RADAR stands for Radio Detection And Ranging.
    🛠️ The radar dish or antenna transmits pulses of radio waves or microwaves that bounce off any object in their path.
    🛠️ In 1922, A. Hoyt Taylor and Leo C. Young, researchers working with the U.S. Navy, invented Radar.
    🛠️ Alfred Hoyt Taylor and Leo Crawford Young made the first U.S. observations of the radio reflection phenomenon that led to the creation of radar in the United States.

    📌 Important Points
    None available.

    📝 Additional Information
    🌟 Wilhelm Conrad Rontgen
    → A German mechanical engineer and physicist who, on 8 November 1895, produced and detected electromagnetic radiation in a wavelength range known as X-rays or Röntgen rays.
    → This achievement earned him the inaugural Nobel Prize in Physics in 1901.

    🌟 Philo Taylor Farnsworth
    → An American inventor and television pioneer.
    → He made significant contributions to the early development of all-electronic television.

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