Gears can change the direction or the speed of movement. As there are teeth around the edge of the gears they grip together and so can withstand a greater force, enabling them to move large items ...
The landing gear is key to maintaining an airplane's stability and controllability during ground movement, absorbing loads ...
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Amazon S3 on MSNSimple Machines: Levers, Gears, and Mechanical Advantage ExplainedThe film *Spinning Levers* explores the fundamental mechanics of levers and gears, illustrating their role in various everyday applications and in the complex workings of a car’s transmission.
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