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A 3-kg mass is attached to the end of a coil spring with stiffness k=48N/m ....

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Mechanical Engineering

A 3-kg mass is attached to the end of a coil spring withstiffness k=48N/m . The mass is then pulled down 0.5m (from itsequilibrium position) and released at t = 0 with an initialvelocity of 2 m/sec directed upward. Neglect the resistance of themedium. a) Determine the resulting displacement and velocity asfunctions of time. b) Find amplitude, period and frequency of themotion. c) At what time does the weight first pass through theequilibrium position?

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