The propeller blades on a submarine have a radius of 6 feet. At full speed, they turn at 120 revolutions per minute. What is the angular velocity, in radians per minute, at the tip of the blade? Round your answer to the nearest hundredth.

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15 April, 05:21

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Gideon Maxwell · Answer 1

Each revolution is 2π radians, so the angular speed is

(120 rev/min) * (2π rad/rev) = 240π rad/min ≈ 753.98 rad/min