The outer edge of a truck tire that has a radius of 25 cm has a velocity of 26 m/s. What is the angular velocity of the tire in rad/s?

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  2. C = 6.28*r = 6.28 * 25 cm = 157 cm = 1.57 m.

    V = 26 m/s * 1/1.57 rev/m * 6.28 rad/rev = 104 rad/s.

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