1. Forced Oscillations Solution=Complementary Function +
Particular Integral

2. Solutions Complementary Functions are transients
Steady State behaviour is decided by the
Particular Integral

3. Solution with Damping

4. Amplitude and Phase (again)

5. Amplitude and Phase (again)-

6. Some Key Points High frequency and low frequency
behaviour unchanged by damping
Amplitude is finite throughout
Maximum Amplitude at

7. PHYSICS 1 Average Energy
Somnath Bharadwaj and Pratik Khastgir, Department of Physics and Meteorology, IIT Kharagpur, India

8. Average Energy Plot

9. Mild Damping
Maxima at

10. Mild Damping
Maxima at
Lorentzian Profile

11. FWHM
FHWM=

12. Power

13. Average Power
Using

14. Average Power

15. Mild Damping
Lorentzian Profile

16. Average Power