Physics, 14.06.2021 06:40 guilloryjamira
1. A position vector is given by ~r(t) = 10m+ 5 m/s tˆj. What is the displacement in the interval between t=0.0s and t=2.0s?
2. What is the period of a rock of mass 2.0kg tied to the end of a spring 0.625m long string that hangs in a doorway and has an elastic constant of 40N/m?
3. Draw a phase portrait for an oscillating, damped spring.
I don't understand how to do these 3 questions
Answers: 2
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1. A position vector is given by ~r(t) = 10m+ 5 m/s tˆj. What is the displacement in the interval be...
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