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Science · Advanced Physics
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Problem: 4 1 m 20 N A force of 20 N acts on a lever arm that has a mass of 10 kg and is initially at rest. The force is always perpendicular to the arm. How many revolutions does it take for the arm to reach an angular velocity of 35 rad/s? (Neglect the effect of gravity). O a. 4.50 rev O b. 16.2 rev O c. 8.53 rev O d. 12.3 rev e. 18.7 rev

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