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how many revolutions are completed by a top spinning with a constant angular velocity of 3pi radians during a 20 sec time interval
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how many revolutions are completed by a top spinning with a constant angular velocity of 3pi radians during a 20 sec time interval

User Indil
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1 Answer

4 votes

Answer:

30

Step-by-step explanation:

Assuming the velocity is 3π radians per second, the top will spin through an angle of ...

(3π radians/s)(20 s) = 60π radians

Since each revolution is 2π radians, that is ...

(60π radians)/(2π radians/revolution) = 30 revolutions

User Christian Lescuyer
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5.0k points
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