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Part 1y(t) = A sin(ωt + φ0)Find the angular frequency of the oscillating mass.Answer in units of s−1Part 2 A 15.3 kg mass is suspended on a 1 × 105 N/mspring.

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Part 1y(t) = A sin(ωt + φ0)Find the angular frequency of the oscillating mass.Answer in units of s−1Part 2

A 15.3 kg mass is suspended on a 1 × 105 N/mspring. The mass oscillates up and down from the equilibrium position yeq = 0 according to

At time t0 = 0 the mass is at 14.5 cm and moving upward at velocity +11.3 m/s.Find the amplitude of the oscillating mass. Answer in units of cm.

Part 3

Find the initial phase φ0 in the range 0 ≤φ0. Answer in units of ◦.

Part 4

Calculate the position of the oscillating mass at the time t = 0.0929 s. Answer in units of cm

 
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