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19 November, 21:55

What is the maximum acceleration of a platform that oscillates at amplitude 4.70 cm and frequency 6.50 Hz?

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  1. 20 November, 00:44
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    78.315 m/s²

    Explanation:

    Amplitude, A = 4.70 cm = 0.047 m

    Frequency, f = 6.50 Hz

    Angular frequency, ω = 2 π f = 2 x 3.14 x 6.50 = 40.82 rad/s

    Maximum acceleration, a = ω² A

    a = 40.82 x 40.82 x 0.047

    a = 78.315 m/s²
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