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Chapter 12 Oscillations - UC Santa Barbara
www.deepspace.ucsb.eduChapter 12 Oscillations ... Damped oscillations • Real-world systems have some dissipative forces that decrease the amplitude. • The decrease in amplitude is called damping and the motion is called damped oscillation. • Figure illustrates an oscillator with a small amount of
Exercises on Oscillations and Waves Exercise 1
www.cpp.edupleted 12 oscillations, the longer one has only completed 11. How long is the longer pendulum? One can solve this problem by taking the ratio of the equation for the periods of the two pendula. Since the period of a pendulum (for small amplitudes) is approximately T= 2ˇ q l=g, we have 1
Chapter 12 Oscillations - Experimental Astrophysics
www.deepspace.ucsb.eduWhat causes periodic motion? • If a body attached to a spring is displaced from its equilibrium position, the spring exerts a restoring force on it, which tends to restore the