2. 1D Motion / Kinematics
Average Velocity
Problem 2 101 1
Textbook Question
Textbook QuestionOn an audio compact disc (CD), digital bits of information are encoded sequentially along a spiral path. Each bit occupies about 0.28 μm. A CD player's readout laser scans along the spiral's sequence of bits at a constant rate of about 1.2 m/s as the CD spins. (a) Determine the number N of digital bits that a CD player reads every second.
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