A 250 G , 25-Cm-Diameter Plastic Disk Is Spun On An Axle Through Its Center By An Electric Motor.
A 250 G , 25-Cm-Diameter Plastic Disk Is Spun On An Axle Through Its Center By An Electric Motor. .…
Read more
A 250 G , 25-Cm-Diameter Plastic Disk Is Spun On An Axle Through Its
Center By An Electric Motor.