29. The general range of speed in revolutions per minute (rpm) at which floppy disks rotate is A. 2400-4700 B. 390-600 C. 150-250 D. 300-600 E. None of the above
The general range of speed in revolutions per minute of rotation of a floppy disk is 150 - 250. Revolutions per minute are the number of turns taken in every one minute.
