Practice Relation Between Linear Velocity And Angular Velocity (2.1.4) - Angular Velocity and Angular Acceleration

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6 sample questions

Question 1.
What is the equation relating linear velocity and angular velocity?
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Think about how distance from the center affects speed.
Question 2.
What unit is angular velocity measured in?
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It's a measure of rotation speed.
3Question 3.
What is the relation between linear velocity and angular velocity?
- v = ω/r
- v = r/ω
- v = r·ω
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Consider how distance from the center affects speed.
4Question 4.
True or False: Angular velocity is measured in meters per second.
- True
- False
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Remember the unit of angular displacement.
Question 5.
A rotating disc has an angular velocity of 12 rad/s. Find the linear velocity of a point 0.5 meters from the axis of rotation.
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Use the formula to connect linear and angular velocities.
Question 6.
A wheel spins with an angular velocity of 6 rad/s and has a linear velocity of 18 m/s at a point. Calculate the radius of the wheel.
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Think about how to isolate the radius in the equation.

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