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Unformatted text preview: 1 s, 30 s, 1 minute, 1 hour. Summer 2011 1 Problem Set 04 P ROBLEM S ET 4 G ENERAL S CIENCE 121 S UMMER 2011 6. Interpret the following velocity vs. time plot for the motion of some object: 5 s 10 s 13 s 18 s Time (s) Velocity (m/s) 7. An oscillating mass-spring system is constructed with a spring of k = 10 N/m and a mass of 2 kg. What is the natural frequency of this system? 8. A 40 kg rock is dropped near the Earths surface from a height of 100 m. Determine the speed of the rock as hits the ground. 9. Write down the SI units (and the derivative units) for the following quantities: mass, position, velocity, acceleration, force, energy, power, time, frequency, spring constant. Summer 2011 2 Problem Set 04...
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- Summer '08