Chapter 13
Vibrations and Waves
Quick Quizzes
1. (d). To complete a full cycle of oscillation, the object must travel distance 2A to position x = - A and then travel an additional distance 2A returning to the original position at x = +A . (c). The f
Chapter 1
Introduction
Answers to Even Numbered Conceptual Questions
2. 4. Atomic clocks are based on the electromagnetic waves that atoms emit. Also, pulsars are highly regular astronomical clocks. (a) (b) (c) 6.
~ 0.5 lb 0.25 kg or ~10 -1 kg ~ 4
Chapter 2
Motion in One Dimension
Quick Quizzes
1. 2. (a) 200 yd (b) 0 (c) 0
(a) False. The car may be slowing down, so that the direction of its acceleration is opposite the direction of its velocity. (b) True. If the velocity is in the direction
Chapter 3
Vectors and Two-Dimensional Motion
Quick Quizzes
1. (c). The largest possible magnitude of the resultant occurs when the two vectors are in the same direction. In this case, the magnitude of the resultant is the sum of the magnitudes of A
Chapter 4
The Laws of Motion
Quick Quizzes
1. (a) True. Motion requires no force. Newton's first law says an object in motion continues to move by itself in the absence of external forces. (b) False. It is possible for forces to act on an object wit