Conceptual Physics

Chapter Assumptions

The general form of the equation of motion for an object in SHM is x(t) = A cos (Ȧt + ij).

Answers to selected problems

Chapter 14 Answers

C.1 No

Answers vary

C.2 Remove mass

C.3 kg/s

0.1 (a) Stay the same

(b) Sinusoidal function

3.1 (a) 2.78eí4 Hz

(b) 2.31eí5 Hz

4.1 0.105 rad/s

5.1 (a) 5 m

(b) 3 m

(c) 4 m

5.3 x(t) = 3.5 cos ((ʌ/2)t + 2.0)

6.1 (a) 0.40 m

(b) 2.0 s

7.1 103 m/s

8.1 0.15 m

9.1 0.018 kg·m^2

10.1 3.15 m

10.3 90.0 minutes

11.1 1.20 m

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