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Physics for scientists, engineers 8th ed r serway, j jewett (cengage, 2010) WW 2

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Physics for scientists, engineers 8th ed r serway, j jewett (cengage, 2010) WW 2

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... the force exerted by q on the test charge is S Fe k e qq0 r2 r^ where r^ is a unit vector directed from q toward q This force in Active Figure 23 .11a is directed away from the source chargeS... dq s dA s 2pr dr 2psr dr 23 .6 | Electric Field Lines 675 23 .8 cont kex 2psr dr r x 2 3 /2 Use this result in the equation given for Ex in Example 23 .7 (with a replaced by r and Q replaced by dq)... there is zero flux through a closed surface: either (1) there are no charged particles enclosed by the surface or (2) there are charged particles enclosed, but the net charge inside the surface

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Xem thêm: Physics for scientists, engineers 8th ed r serway, j jewett (cengage, 2010) WW 2 , 3 Analysis Model: Waves Under Boundary Conditions, 3 Application of Gauss’s Law to Various Charge Distributions, 5 Gauss’s Law in Magnetism, 1 Faraday’s Law of Induction, 2 Maxwell’s Equations and Hertz’s Discoveries, 3 Einstein’s Principle of Relativity, 2 Analysis Model: Quantum Particle Under Boundary Conditions, 3 Bohr’s Model of the Hydrogen Atom, 6 Electrical Conduction in Metals, Insulators, and Semiconductors, A.2 Symbols, Dimensions, and Units of Physical Quantities

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Mục lục

  • Front Cover

  • Title Page

  • Copyright

  • Contents

  • About the Authors

  • Preface

  • To the Student

  • part 1 Mechanics

    • 1 Physics and Measurement

      • 1.1 Standards of Length, Mass, and Time

      • 1.2 Matter and Model Building

      • 1.3 Dimensional Analysis

      • 1.4 Conversion of Units

      • 1.5 Estimates and Order-of-Magnitude Calculations

      • 1.6 Significant Figures

      • 2 Motion in One Dimension

        • 2.1 Position, Velocity, and Speed

        • 2.2 Instantaneous Velocity and Speed

        • 2.3 Analysis Model: Particle Under Constant Velocity

        • 2.4 Acceleration

        • 2.5 Motion Diagrams

        • 2.6 Analysis Model: Particle Under Constant Acceleration

        • 2.7 Freely Falling Objects

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