A wind turbine is initially spinning at a constant angular speed. As the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.123 rad/s2. After making 2870 revolutions, its angular speed is 136 rad/s. (a) What is the initial angular velocity of the turbine? (b) How much time elapses while the turbine is speeding up? (a) Number i (b) Number i Units Units +

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Chapter1: Units, Trigonometry. And Vectors
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**Problem**

A wind turbine is initially spinning at a constant angular speed. As the wind's strength gradually increases, the turbine experiences a constant angular acceleration of 0.123 rad/s². After making 2870 revolutions, its angular speed is 136 rad/s. 

(a) What is the initial angular velocity of the turbine? 

(b) How much time elapses while the turbine is speeding up?

**Input Fields**

- (a) Number: _____ Units: _____
- (b) Number: _____ Units: _____
Transcribed Image Text:**Problem** A wind turbine is initially spinning at a constant angular speed. As the wind's strength gradually increases, the turbine experiences a constant angular acceleration of 0.123 rad/s². After making 2870 revolutions, its angular speed is 136 rad/s. (a) What is the initial angular velocity of the turbine? (b) How much time elapses while the turbine is speeding up? **Input Fields** - (a) Number: _____ Units: _____ - (b) Number: _____ Units: _____
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