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Happyphysics.com Physics Lecture Resources Prof. Mineesh Gulati Head-Physics Wing Happy Model Hr. Sec. School, Udhampur, J&K Website: happyphysics.com.

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Presentation on theme: "Happyphysics.com Physics Lecture Resources Prof. Mineesh Gulati Head-Physics Wing Happy Model Hr. Sec. School, Udhampur, J&K Website: happyphysics.com."— Presentation transcript:

1 happyphysics.com Physics Lecture Resources Prof. Mineesh Gulati Head-Physics Wing Happy Model Hr. Sec. School, Udhampur, J&K Website: happyphysics.com

2 Ch 13 Periodic Motion © 2005 Pearson Education

3 13.1 Describing Oscillation © 2005 Pearson Education

4 relationships between frequency and period angular frequency © 2005 Pearson Education

5 13.2 Simple Harmonic Motion © 2005 Pearson Education

6 restoring force exerted by an ideal spring simple harmonic motion © 2005 Pearson Education

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10 Simple harmonic motion © 2005 Pearson Education

11 displacement in SHM © 2005 Pearson Education

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15 13.3 Energy in Simple Harmonic Motion total mechanical energy in SHM © 2005 Pearson Education

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17 13.4 Applications of Simple Harmonic Motion © 2005 Pearson Education

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19 Angular SHM

20 Vibration of molecules © 2005 Pearson Education

21 Example 13.7 Two argon atoms can form a weakly bound molecule, Ar 2, held together by a van der Waals interaction with U 0 =1.68* J and R 0 =3.82* m. Find the frequency for small oscillations of one of the atoms about its equilibrium position. Two argon atoms can form a weakly bound molecule, Ar 2, held together by a van der Waals interaction with U 0 =1.68* J and R 0 =3.82* m. Find the frequency for small oscillations of one of the atoms about its equilibrium position. Ans: Ans: © 2005 Pearson Education

22 13.5 The Simple Pendulum © 2005 Pearson Education

23 Simple pendulum, small amplitude © 2005 Pearson Education

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25 Example 13.8 Find the period and frequency of a simple pendulum 1.0m long at a location where g=9.8m/s 2 Find the period and frequency of a simple pendulum 1.0m long at a location where g=9.8m/s 2 Ans: Ans: © 2005 Pearson Education

26 13.6 The Physical Pendulum (real Pendulum) © 2005 Pearson Education

27 13.7 Damped Oscillations © 2005 Pearson Education

28 Oscillator with little damping For critical damping © 2005 Pearson Education

29 13.8 Forced Oscillations and Resonance © 2005 Pearson Education

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32 The circle of reference construction uses a rotating vector called a phasor, having a length equal to the amplitude of the motion. Its projection on the horizontal axis represents the actual motion of a body in simple harmonic motion

33 © 2005 Pearson Education

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41 END Visit: happyphysics.com For Physics Resources


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