A music compact disc does 45 revolutions in one minute. Calculate its angular velocity in radians per second.
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10
Answer:
No of revolutions = 45
Angle covered with each revolution = 2π
Total angle covered = 90π
Time taken = 1 min = 60 s
Angular velocity = ω = 90π/ 60s = 1.5π rad/s
Answered by
1
Answer:
Formula is:
Angular velocity = displacement÷time.
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