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內(nèi)容簡介:本書自1949年首次出版以來，歷經(jīng)半個(gè)多世紀(jì)，在物理教育的探索與創(chuàng)新方面一直發(fā)揮著先導(dǎo)作用，其許多可圈可點(diǎn)的特色在美國乃至世界其他國家，影響了一代又一代的大學(xué)師生，是當(dāng)今世界發(fā)行量大的主流教材之一。本書是第12版，它很好地繼承了暢銷的第11版不斷創(chuàng)新和精心制作的傳統(tǒng)，在充分吸收教育研究優(yōu)秀思想的基礎(chǔ)上，它強(qiáng)化了解題指導(dǎo)，并提供先進(jìn)、形象的概念教學(xué)法，系統(tǒng)性很強(qiáng)的習(xí)題，被實(shí)際教學(xué)證明有效和得到廣泛應(yīng)用的教學(xué)輔導(dǎo)與作業(yè)在線系統(tǒng)。

作者簡介:

目錄:
DETAILED CONTENTS


MECHANICS

1
UNITS, PHYSICAL QUANTITIES, AND VECTORS 1
1.1 The Nature of Physics 2
1.2 Solving Physics Problems 2
1.3 Standards and Units 4
1.4 Unit Consistency and Conversions 6
1.5Uncertainty and Signi.cant Figures 8
1.6 Estimates and Orders of Magnitude 10
1.7 Vectors and Vector Addition 11
1.8 Components of Vectors 15
1.9 Unit Vectors 20
1.10 Products of Vectors 21 Summary/Key Terms 27 Questions/Exercises/Problems 28

2
MOTION ALONG A STRAIGHT LINE 36
2.1 Displacement, Time, and Average Velocity 37
2.2 Instantaneous Velocity 39
2.3 Average and Instantaneous Acceleration 43
2.4 Motion with Constant Acceleration 47
2.5 Freely Falling Bodies 53 *2.6 Velocity and Position by Integration 57 Summary/Key Terms 60 Questions/Exercises/Problems 61

3
MOTION IN TWO OR THREE DIMENSIONS 71
3.1 Position and Velocity Vectors 72
3.2 The Acceleration Vector 74
3.3 Projectile Motion 79
3.4 Motion in a Circle 87
3.5 Relative Velocity 91 Summary/Key Terms 96 Questions/Exercises/Problems 97
4 NEWTON’S LAWS OF MOTION 107

4.1 Force and Interactions 108
4.2Newton’s First Law 111
4.3Newton’s Second Law 115
4.4 Mass and Weight 120
4.5Newton’s Third Law 123
4.6 FreeBody Diagrams 126 Summary/Key Terms 129 Questions/Exercises/Problems 130
5 APPLYING NEWTON’S LAWS 136
5.1Using Newton’s First Law: Particles in Equilibrium 136
5.2Using Newton’s Second Law: Dynamics of Particles 142
5.3 Frictional Forces 149
5.4 Dynamics of Circular Motion 158 *5.5 The Fundamental Forces of Nature 163 Summary/Key Terms 165 Questions/Exercises/Problems 166
6 WORK AND KINETIC ENERGY 181
6.1 Work 182
6.2Kinetic Energy and the Work–Energy Theorem 186
6.3 Work and Energy with Varying Forces 192
6.4 Power 199 Summary/Key Terms 202 Questions/Exercises/Problems 203

7
POTENTIAL ENERGY AND ENERGY CONSERVATION 213
7.1 Gravitational Potential Energy 214
7.2 Elastic Potential Energy 222
7.3 Conservative and Nonconservative Forces 229
7.4 Force and Potential Energy 232
7.5 Energy Diagrams 235 Summary/Key Terms 237 Questions/Exercises/Problems 238

8
MOMENTUM, IMPULSE, AND COLLISIONS 247
8.1 Momentum and Impulse 247
8.2 Conservation of Momentum 253
8.3 Momentum Conservation and Collisions 257
8.4 Elastic Collisions 262
8.5 Center of Mass 266 *8.6 Rocket Propulsion 270 Summary/Key Terms 273 Questions/Exercises/Problems 274
9 ROTATION OF RIGID BODIES 285
9.1 Angular Velocity and Acceleration 285
9.2 Rotation with Constant Angular Acceleration 290
9.3 Relating Linear and Angular Kinematics 293
9.4 Energy in Rotational Motion 296 9.5 ParallelAxis Theorem

*9.6 MomentofInertia CalculationsSummary/Key TermsQuestions/Exercises/Problems
10
DYNAMICS OF ROTATIONAL MOTION
10.1 Torque
10.2 Torque and Angular Acceleration for a Rigid Body
301 303 306 307
316
316
319


14 FLUID MECHANICS
14.1 Density 456
14.2 Pressure in a Fluid 458
14.3 Buoyancy 463
14.4 Fluid Flow 466
14.5 Bernoulli’s Equation 468
*14.6 Viscosity and Turbulence 472
Summary/Key Terms 476
Questions/Exercises/Problems 477

10.3 RigidBody Rotation About a Moving Axis 323
10.4 Work and Power in Rotational Motion 329
10.5 Angular Momentum 331
10.6 Conservation of Angular Momentum 333
10.7 Gyroscopes and Precession 337
Summary/Key Terms 341
Questions/Exercises/Problems 343

11 EQUILIBRIUM AND ELASTICITY 354
11.1 Conditions for Equilibrium 355
11.2 Center of Gravity 355






WAVES/ACOUSTICS
15 MECHANICAL WAVES
15.1 Types of Mechanical Waves 488
15.2 Periodic Waves 489
15.3 Mathematical Description of a Wave 492
15.4 Speed of a Transverse Wave 498
15.5 Energy in Wave Motion 502
15.6 Wave Interference, Boundary Conditions,
and Superposition 505
15.7 Standing Waves on a String 507
15.8 Normal Modes of a String 511
Summary/Key Terms 516
Questions/Exercises/Problems 518
16 SOUND AND HEARING 527
16.1 Sound