3. A disk drive has 20 sectors/track, 4000 bytes/sector, 8 surfaces all together. Outer diameter of the disk is 12 cm and inner diameter is 4 cm. Inner-track space is mm. What is the no. of tracks, storage capacity of the disk drive and data transfer rate there from each surface? The disk rotates at 3600 rpm.
3. A disk drive has 20 sectors/track, 4000 bytes/sector, 8 surfaces all together. Outer diameter of the disk is 12 cm and inner diameter is 4 cm. Inner-track space is mm. What is the no. of tracks, storage capacity of the disk drive and data transfer rate there from each surface? The disk rotates at 3600 rpm.
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