Many cars have limited slip differentials or viscous couplings, both of which use clutches to help increase traction. Once your car or truck turns, just one wheel spins faster than another, which makes the car tough to take care of. An automobile air-con compressor that has a magnetic clutch. HowStuffWorks https://gregoryewxzl.oblogation.com/32279031/details-fiction-and-clutch-plate