16-06-2017
Mathematics

contestada

What is the angular velocity of a 6–foot pendulum that takes 3 seconds to complete an arc of 14.13 feet?

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musiclover10045 musiclover10045

16-06-2017

radius = 6 ft.
arc length = 14.13 ft.
θ = 14.13/6 = 2.355 radians
the angular velocity = 2.355 radians/3 seconds = 0.785 radians/second

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