DRONE MEANING HOW TO

In addition to visible and infrared television, it carries synthetic aperture radar and passive electronic sensors, and it can also carry antitank missiles. It flies at 80 miles (130 km) per hour and has an endurance of 24 hours. The Predator, with a length of 26 feet 8 inches (8 metres) and a wingspan of 41 feet 8 inches (12.5 metres), is powered by a piston engine driving a pusher propeller. The most important American tactical UAV-and one that is representative of trends in the development of these aircraft-is the MQ-1 Predator, which first flew in 1994 and entered service the following year. Other armed forces learned from the Israeli success, notably the United States, which purchased some of the early Israeli models or produced them under license. Rendered undetectable by their small size and quiet engines, these vehicles proved effective in battlefield surveillance and target designation. Modern UAVs debuted as an important weapons system in the early 1980s, when the Israeli Defense Forces fitted small drones resembling large model airplanes with trainable television and infrared cameras and with target designators for laser-guided munitions, all downlinked to a control station. UAVs are descended from target drones and remotely piloted vehicles (RPVs) employed by the military forces of many countries in the decades immediately after World War II. Unencumbered by crew, life-support systems, and the design-safety requirements of manned aircraft, UAVs can be remarkably efficient, offering substantially greater range and endurance than equivalent manned systems. Unmanned aerial vehicle (UAV), military aircraft that is guided autonomously, by remote control, or both and that carries sensors, target designators, offensive ordnance, or electronic transmitters designed to interfere with or destroy enemy targets. SpaceNext50 Britannica presents SpaceNext50, From the race to the Moon to space stewardship, we explore a wide range of subjects that feed our curiosity about space!.Learn about the major environmental problems facing our planet and what can be done about them! Saving Earth Britannica Presents Earth’s To-Do List for the 21st Century.Britannica Beyond We’ve created a new place where questions are at the center of learning.100 Women Britannica celebrates the centennial of the Nineteenth Amendment, highlighting suffragists and history-making politicians.

DRONE MEANING HOW TO

COVID-19 Portal While this global health crisis continues to evolve, it can be useful to look to past pandemics to better understand how to respond today.Student Portal Britannica is the ultimate student resource for key school subjects like history, government, literature, and more.From tech to household and wellness products. Britannica Explains In these videos, Britannica explains a variety of topics and answers frequently asked questions.This Time in History In these videos, find out what happened this month (or any month!) in history.#WTFact Videos In #WTFact Britannica shares some of the most bizarre facts we can find.Demystified Videos In Demystified, Britannica has all the answers to your burning questions.Britannica Classics Check out these retro videos from Encyclopedia Britannica’s archives.The speaker droned on and on for nearly two hours. The professor's droning voice nearly put me to sleep. The voice on the loudspeaker seemed to drone on endlessly. The adjective droning describes something monotonous. In specialized situations, drone can also refer to an unmanned aircraft or ship. As a verb, drone means 'to hum like a bee.' Think of a monotone hum when using the verb drone to denote someone carrying on in a speech. Bumble bees work together and are 'co-workers,' so the word drone can be used to describe a colleague. The primary definition for drone relates to bumble bees. (n.) worker, employee, monotone, (n./v.) hum, buzz, prate, murmur, talk (in monotone) to talk in a persistently dull or monotonous tone someone who takes more time than is necessary (v.) 1. a humming or continuous sound at a single tone 4.

Drone meaning