12. Rotational Kinematics
Converting Between Linear & Rotational
6:14 minutes
Problem 10.5c
Textbook Question
Textbook Question(II) The platter of the hard drive of a computer rotates at 7200 rpm (rpm = revolutions per minute = rev/min)
(c) If a single bit requires 0.50 μm of length along the direction of motion, how many bits per second can the writing head write when it is 3.00 cm from the axis?
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