1 Units, Trigonometry. And Vectors 2 Motion In One Dimension 3 Motion In Two Dimensions 4 Newton's Laws Of Motion 5 Energy 6 Momentum, Impulse, And Collisions 7 Rotational Motion And Gravitation 8 Rotational Equilibrium And Dynamics 9 Fluids And Solids 10 Thermal Physics 11 Energy In Thermal Processes 12 The Laws Of Thermodynamics 13 Vibrations And Waves 14 Sound 15 Electric Forces And Fields 16 Electrical Energy And Capacitance 17 Current And Resistance 18 Direct-Current Circuits 19 Magnetism 20 Induced Voltages And Inductance 21 Alternating-Current Circuits And Electromagnetic Waves 22 Reflection And Refraction Of Light 23 Mirrors And Lenses 24 Wave Optics 25 Optical Instruments 26 Relativity 27 Quantum Physics 28 Atomic Physics 29 Nuclear Physics 30 Nuclear Energy And Elementary Particles expand_more
19.1 Magnets 19.2 Ea rth's Magnetic Field 19.3 Magnetic Fields 19.4 Motion Of A Charged Particle In A Magnetic Field 19.5 Magnetic Force On A Current -Carrying Conductor 19.6 Magnetictorque 19.7 Ampere's Law 19.8 Magnetic Force Between Two Parallel Conductors 19.9 Magnetic Fields Of Current Loops And Solenoids 19.10 Magnetic Doma Ins Chapter Questions expand_more
Problem 1CQ Problem 2CQ Problem 3CQ: How can the motion of a charged particle be used to distinguish between a magnetic field and an... Problem 4CQ Problem 5CQ: The following statements are related to the force of a magnetic field on a current-carrying wire.... Problem 6CQ: Will a nail be attracted to either pole of a magnet? Explain what is happening inside the nail when... Problem 7CQ: Figure CQ19.7 shows a coaxial cable carrying current I in its inner conductor and a return current... Problem 8CQ: A magnet attracts a piece of iron. The iron can then attract another piece of iron. On the basis of... Problem 9CQ: Figure CQ19.9 shows four positive charges, A, B, C, and D, moving in the xy-plane in the presence of... Problem 10CQ: Is the magnetic field created by a current loop uniform? Explain. Problem 11CQ: Suppose you move along a wire at the same speed as the drift speed of the electrons in the wire. Do... Problem 12CQ: Why do charged particles from outer space, called cosmic rays, strike Earth more frequently at the... Problem 13CQ: A hanging Slinky toy is attached to a powerful battery and a switch. When the switch is closed so... Problem 14CQ: How can a current loop he used to determine the presence of a magnetic field in a given region of... Problem 15CQ Problem 16CQ: Figure CQ19.16 shows four permanent magnets, each having a hole through its center. Notice that the... Problem 17CQ: Two charged particles are projected in the same direction into a magnetic field perpendicular to... Problem 18CQ Problem 19CQ: A magnetic field exerts a torque on each of the current-carrying single loops of wire shown in... Problem 1P: Consider an electron near the Earths equator. In which direction does it tend to deflect if its... Problem 2P: (a) Find the direction of the force on a proton (a positively charged particle) moving through the... Problem 3P: Find the direction of the magnetic field acting on the positively charged particle moving in the... Problem 4P Problem 5P: A laboratory electromagnet produces a magnetic field of magnitude 1.50 T. A proton moves through... Problem 6P Problem 7P: Electrons and protons travel from the Sun to the Earth at a typical velocity of 4.00 105 m/s in the... Problem 8P: An oxygen ion (O+) moves in the xy-plane with a speed of 2.50 103 m/s. If a constant magnetic field... Problem 9P: A proton moving at 4.00 106 m/s through a magnetic field of magnitude 1.70 T experiences a magnetic... Problem 10P: Sodium ions (Na+) move at 0.851 m/s through a blood-stream in the arm of a person standing near a... Problem 11P: At the equator, near the surface of Earth, the magnetic field is approximately 50.0 T northward, and... Problem 12P: A proton travels with a speed of 5.02 106 m/s at an angle of 60 with the direction of a magnetic... Problem 13P: An electron moves in a circular path perpendicular to a magnetic field of magnitude 0.235 T. If the... Problem 14P: Figure P19.14a is a diagram of a device called a velocity selector, in which particles of a specific... Problem 15P Problem 16P: A mass spectrometer is used to examine the isotopes of uranium. Ions in the beam emerge from the... Problem 17P: Jupiters magnetic field occupies a volume of space larger than the Sun and contains ionized... Problem 18P: Electrons in Earths upper atmosphere have typical speeds near 6.00 105 m/s. (a) Calculate the... Problem 19P Problem 20P: A proton (charge +e, mass mp), a deuteron (charge +e, mass 2mp), and an alpha particle (charge +2e,... Problem 21P: A particle passes through a mass spectrometer as illustrated in Figure P19.15. The electric field... Problem 22P: In Figure P19.2, assume in each case the velocity vector shown is replaced with a wire carrying a... Problem 23P: A current I = 15 A is directed along the positive x-axis and perpendicular to a magnetic field. A... Problem 24P: A straight wire carrying a 3.0-A current is placed in a uniform magnetic field of magnitude 0.28 T... Problem 25P: In Figure P19.3, assume in each case the velocity vector shown is replaced with a wire carrying a... Problem 26P: A wire having a mass per unit length of 0.500 g/cm carries a 2.00-A current horizontally to the... Problem 27P: A wire carries a current of 10.0 A in a direction that makes an angle of 30.0 with the direction of... Problem 28P: At a certain location, Earth has a magnetic field of 0.60 104 T, pointing 75 below the horizontal... Problem 29P: A wire with a mass of 1.00 g/cm is placed on a horizontal surface with a coefficient of friction of... Problem 30P: Mass m = 1.00 kg is suspended vertically at rest by an insulating string connected to a circuit... Problem 31P: Consider the system pictured in Figure P19.31. A 15-cm length of conductor of mass 15 g, free to... Problem 32P: A metal rod of mass m carrying a current I glides on two horizontal rails a distance d apart. If the... Problem 33P: In Figure P19.33, the cube is 40.0 cm on each edge. Four straight segments of wireab, bc, cd, and... Problem 34P: A horizontal power line of length 58 m carries a current of 2.2 kA as shown in Figure P19.34. Earths... Problem 35P: A wire is formed into a circle having a diameter of 10.0 cm and is placed in a uniform magnetic... Problem 36P: A current of 17.0 mA is maintained in a single circular loop with a circumference of 2.00 m. A... Problem 37P: An eight-turn coil encloses an elliptical area having a major axis of 40.0 cm and a minor axis of... Problem 38P: A current-carrying rectangular wire loop with width a = 0.120 m and length b = 0.200 m is in the... Problem 39P: A 6.00-turn circular coil of wire is centered on the origin in the xy-plane. The coil has radius r =... Problem 40P: The orientation of small satellites is often controlled using torque from current-carrying coils in... Problem 41P: Along piece of wire with a mass of 0.100 kg and a total length of 4.00 m is used to make a square... Problem 42P: A rectangular loop has dimensions 0.500 m by 0.300 m. The loop is hinged along the x-axis and lies... Problem 43P: A lightning bolt may carry a current of 1.00 104 A for a short time. What is the resulting magnetic... Problem 44P: A long, straight wire going through the origin is carrying a current of 3.00 A in the positive... Problem 45P: Neurons in our bodies carry weak currents that produce detectable magnetic fields. A technique... Problem 46P: In 1962 measurements of the magnetic field of a large tornado were made at the Geophysical... Problem 47P: A cardiac pacemaker can be affected by a static magnetic field as small as 1.7 mT. How close can a... Problem 48P: The two wires shown in Figure P19.48 are separated by d = 10.0 cm and carry currents of I = 5.00 A... Problem 49P Problem 50P: Two long, parallel wires carry currents of I1 = 3.00 A and I2 = 5.00 A in the direction indicated in... Problem 51P: Two long, parallel wires carry currents of I1 = 3.00 A and I2 = 5.00 A in the direction indicated in... Problem 52P Problem 53P: The magnetic field 40.0 cm away from a long, straight wire carrying current 2.00 A is 1.00 T. (a) At... Problem 54P Problem 55P Problem 56P Problem 57P: A wire with a weight per unit length of 0.080 N/m is suspended directly above a second wire. The top... Problem 58P: In Figure P19.58 the current in the long, straight wire is I1 = 5.00 A, and the wire lies in the... Problem 59P: A long solenoid that has 1.00 103 turns uniformly distributed over a length of 0.400 m produces a... Problem 60P Problem 61P: It is desired to construct a solenoid that will have a resistance of 5.00 (at 20C) and produce a... Problem 62P: Certain experiments must be performed in the absence of any magnetic fields. Suppose such an... Problem 63P: Ail electron is moving at a speed of 1.0 104 in/s in a circular path of radius 2.0 cm inside a... Problem 64AP: Figure P19.64 is a setup that can be used to measure magnetic fields. A rectangular coil of wire... Problem 65AP: Two coplanar and concentric circular loops of wire carry currents of I1 = 5.00 A and I2 = 3.00 A in... Problem 66AP: An electron moves in a circular path perpendicular to a constant magnetic field of magnitude 1.00... Problem 67AP Problem 68AP: A 0.200-kg metal rod carrying a current of 10.0 A glides on two horizontal rails 0.500 m apart. What... Problem 69AP: Using an electromagnetic flowmeter (Fig. P19.69), a heart surgeon monitors the flow rate of blood... Problem 70AP: A uniform horizontal wire with a linear mass density of 0.50 g/m carries a 2.0-A current. It is... Problem 71AP Problem 72AP: Two long, parallel wires, each with a mass per unit length of 0.040 kg/m, are supported in a... Problem 73AP: Protons having a kinetic energy of 5.00 MeV are moving in the positive x-direction and enter a... Problem 74AP: A straight wire of mass 10.0 g and length 5.0 cm is suspended from two identical springs that, in... Problem 75AP: A 1.00-kg ball having net charge Q = 5.00 C is thrown out of a window horizontally at a speed v =... Problem 76AP: Two long, parallel conductors separated by 10.0 cm carry currents in the same direction. The first... format_list_bulleted