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An electric fan is running on H IGH. After the LOW button is pressed, the angular speed of the fan decreases to 83.1 rad/s in

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An electric fan is running on H IGH. After the LOW button is pressed, the angular speed of the fan decreases to 83.1 rad/s in 1.06 s. The magnitude of the angular deceleration is 53.5 rad/52. Determine the initial angular speed of the fan. Number n Units V

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