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Question: please complete the following problems 1 find expressions for w...

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Please complete the following problems: 1. Find expressions for w, and for the systen shown below left. 2. What is the natural frequency (in Hz) of the system shown below right? 3. The free vibration displacement time history of a viscously damped SDOF system is meusured in the lab. Estimate if the peak displacement is measured to be Q.1 (m) at time f and 0.08 m at time 1 + T where T equals one period of oscillation. 4k 75 N/m 50 N/m 3k 6 kg
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