A wind turbine is rotating counterclockwise at an angular speed of W = 3 rad and slows down at a constant rate to stop in t=3.5 s. Its blades arer = 18.5 m in length. (Note: be careful about the signs) m 1. What is the tangential velocity of the tip of the blades at t=0s? V, = 2. What is the angular acceleration of the turbine? a = 3. What is the centripetal acceleration of the tip of the blades at t-0s? a, %3D m 4. What is the magnitude of the tangential acceleration of the tip of the blades at any time? a, = ミ。

A wind turbine is rotating counterclockwise at an angular speed of W = 3 rad and slows down at a constant rate to stop in t=3.5 s. Its blades arer = 18.5 m in length. (Note: be careful about the signs) m 1. What is the tangential velocity of the tip of the blades at t=0s? V, = 2. What is the angular acceleration of the turbine? a = 3. What is the centripetal acceleration of the tip of the blades at t-0s? a, %3D m 4. What is the magnitude of the tangential acceleration of the tip of the blades at any time? a, = ミ。

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter10: Fixed-axis Rotation

Section: Chapter Questions

Problem 49P: A wind turbine is rotating conterclockwise at 0.5 rev/s and slows to a stop in 10 s. Its blades are...

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