# Physics

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The angular speed of a propeller on a boat increases with constant acceleration from 12 rad/s to 26 rad/s in 2.5 revolutions. What is the acceleration of the propeller?

• Physics -

Angular acceleration = (26 - 12)/Time

For the Time, use this equation

(Avg. Angular speed) x time

Time = 0.827 s

Angular Acceleration

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