How does a hard drive work

Assignment Help Basic Computer Science

Reference no: EM133248223

Assignment:

Question:

(a) What is the data storage density (bits/area) if a storage unit is 10 nm It 10 um?

(b) What is the data storage density (bits/area) if a storage unit is 20 nm X 20 nm?

(d) What is the external stimuli and material response from the Magnetic hysteresis loop?

(e) How does a hard drive work? Use the hysteresis diagram remanence, and coercivity to explain?

Reference no: EM133248223

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