6 2. [25] The rod below is excited by a. Calculate x for A b. For...

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6 2. [25] The rod below is excited by a. Calculate x for A b. For A = = x(t) = x + A sin t t is the time : 0 such that the beam is horizontal respectively (p=0. 0.1 m, = 10 rad/sec determine (t). c. Determine the frequency 2, at which the largest angle p occurs. What is the largest o? Final Eng Mechanics I DWO x(t) 3 777 a a a m= 100kg, c= 1000 N/m, a= 1 m NGB 6 2. [25] The rod below is excited by a. Calculate x for A b. For A = = x(t) = x + A sin t t is the time : 0 such that the beam is horizontal respectively (p=0. 0.1 m, = 10 rad/sec determine (t). c. Determine the frequency 2, at which the largest angle p occurs. What is the largest o? Final Eng Mechanics I DWO x(t) 3 777 a a a m= 100kg, c= 1000 N/m, a= 1 m NGB