72.17 Chapter 4. Forcing and Resonance. Section 4.2 page 412

72.17.1 problem 1
72.17.2 problem 2
72.17.3 problem 3
72.17.4 problem 4
72.17.5 problem 5
72.17.6 problem 6
72.17.7 problem 7
72.17.8 problem 8
72.17.9 problem 9
72.17.10 problem 10
72.17.11 problem 11
72.17.12 problem 12
72.17.13 problem 13
72.17.14 problem 14
72.17.15 problem 15
72.17.16 problem 18
72.17.17 problem 19