Whether you buy a used car from a dealer or an individual: Test drive the car under varied road conditions â on hills, highways, and in stop-and-go traffic. Ask for the car's maintenance record from the owner, dealer, or repair shop.
Other top-loading washing machines can spin as fast as 1600 rpm, although these models are usually more expensive. While spin speeds fluctuate by manufacturer and model, most top-loading washing machines have spin rates of about 800 rpm rather than 1600 rpm, which are rarer.
1 DVD players also usually read discs at a constant linear rate. 2  The disc's rotational speed varies from 25.5 Hz (1530 rpm) when reading at the innermost edge, to 10.5 Hz (630 rpm) at the outer edge. 3  A washing machine 's drum may rotate at 500 to 2000 rpm (8â33 Hz) during the spin cycles.