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3 March, 10:49

A potters wheel moves from rest to an angular speed of 0.10 rev/s in 32.5 s. Assuming constant angular acceleration, what is its angular acceleration in rad/s^2? Answer in units of rad/s.

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  1. 3 March, 11:07
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    0.019 rad/s²

    Explanation:

    Given:

    ω₀ = 0 rad/s

    ω = 0.10 rev/s = 0.628 rad/s

    t = 32.5 s

    Find: α

    ω = αt + ω₀

    0.628 rad/s = α (32.5 s) + (0 rad/s)

    α = 0.019 rad/s²
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