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A propeller spins at 1850 rev/min.

(a) What is the angular velocity in rad/s?

(b) What is the angular displacement of the propeller in 4.10 s?

2 answers

a. Va = 1850rev/min * 6.28rad/rev * (1/60) min/s = 19.36rad/s.

b. D = VT = 19.36 * 4.10 = 79.4rad.

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