Tag: science & technology

George Seldon received the famous Selden Patent for the automobile in 1895, which covered the basic concept of combining an engine with a chassis for road vehicles. This patent had significant impact on the early automotive industry. Graf von Seherr and other options are not associated with this patent.

The first public demonstration of television was by John Logie Baird in 1926, where he demonstrated moving images. Baird demonstrated his mechanical television system in January 1926. The other years are later milestones in TV history (1936 was BBC launch, etc.).

John Logie Baird, the Scottish inventor, gave the first public demonstration of television in 1926. His mechanical television system was a groundbreaking achievement in broadcast technology. The other names are fabricated or incorrect.

John Logie Baird gave the first public demonstration of television at Soho, London in 1926. Soho was the location of his laboratory where the demonstration took place. The other locations are incorrect.

The first traffic lights were introduced in London in 1868, installed outside the Houses of Parliament. They were gas-lit and operated manually. This predated the first electric traffic lights in the United States (1914). The year 1868 is correct.

Windmills were first used historically in Persia (modern-day Iran) around the 7th century AD. The Persian windmill was a vertical-axis design used for grinding grain. Iran is the correct answer from the options given.

The windmill originated in Persia around 644 AD. This early Persian windmill design was vertical-axis and used primarily for grinding grain and pumping water. The year 644 aligns with the historical timeline of this invention's emergence in the Islamic Golden Age.

The World Trade Center towers were designed to fail in a pancake collapse mode, where floors would stack vertically on top of each other. This design feature aimed to minimize horizontal debris spread and reduce damage to surrounding buildings in the event of catastrophic structural failure.