Friction may well be nature’s most useful phenomenon. Without it, walking would be impossible and there would be no belt drives, no clutches, no wheels, and no brakes. However, in machinery in which ...
I don't normally watch many NASCAR races, but I do come across some NASCAR videos online. Sometimes these clips become the basis of a great physics problem. In this case, it's a 21-car crash at the ...
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The technique is debuting on the 2004 Mazda RX-8. Previously, resistance welding was the most feasible joining process for assembling aluminum body panels. This technique passes a large current ...
In today's episode, Shini tells us about Static and Kinetic friction. Why is it hard to move a heavy bookcase across a carpeted floor? And why is it easier to keep it moving than it was to get it ...
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US lab’s breakthrough could bring friction stir welding to car manufacturing, assembly lines
A breakthrough achieved at a lab in the United States could bring friction stir welding to assembly lines. The technique involves the use of a spinning tool to generate intense levels of deformation ...
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Freight car basics: Friction bearings
Although replaced in recent years by roller bearings, friction bearings (also called solid bearings or plain bearings) were a railroad standard for many years. Friction bearings were blocks of metal, ...
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