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Question: a harmonic displacement is xt10sin30tpi3mm where t is in seconds...

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A harmonic displacement is x(t)=10sin(30t-pi/3)mm where t is in seconds and the phase angle in radius. find:(a) the frequency and the peis x(t) = 10 sin(30t-4) aruouic where tisin secouds auud Fud ause d equeu nO cicuw e VRriod of the motion (b). the maximum displacement, velocity and acceleration (c). the displacement, velocity and acceleration at t=0 sec repeat part (c) for t = 1.2 sec

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