Physics for Scientists and Engineers with Modern Physics
10th Edition
ISBN: 9781337553292
Author: Raymond A. Serway, John W. Jewett
Publisher: Cengage Learning
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Chapter 29, Problem 2P
(a)
To determine
The magnetic field caused by the power line.
(b)
To determine
The advice suitable for the attorney to present in court.
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Consider the same situation as in the previous problem. This time the magnet has mass 6.31 kg and the force pulling themagnet to the right has magnitude 157.8 N. What is the magnitude of the tension force in the cord?A) 219.7 NB) 155.7 NC) 300.3 ND) 169.5 N
A carbon ion (C+) moves in the xy-plane with a speed of 2.90 ✕ 103 m/s. If a constant magnetic field is directed along the z-axis with a magnitude of 1.75 ✕ 10−5 T, find the magnitude of the magnetic force acting on the ion and the magnitude of the ion's acceleration.
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the magnitude (in N) of the magnetic force acting on the ion
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(b)
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226.1 N
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Chapter 29 Solutions
Physics for Scientists and Engineers with Modern Physics
Ch. 29.1 - Consider the magnetic field due to the current in...Ch. 29.2 - Prob. 29.2QQCh. 29.3 - Prob. 29.3QQCh. 29.3 - Prob. 29.4QQCh. 29.4 - Consider a solenoid that is very long compared...Ch. 29 - Calculate the magnitude of the magnetic field at a...Ch. 29 - Prob. 2PCh. 29 - In Niels Bohrs 1913 model of the hydrogen atom, an...Ch. 29 - Prob. 4PCh. 29 - Prob. 5P
Ch. 29 - Consider a flat, circular current loop of radius R...Ch. 29 - Prob. 7PCh. 29 - One long wire carries current 30.0 A to the left...Ch. 29 - Determine the magnetic field (in terms of I, a,...Ch. 29 - Prob. 10PCh. 29 - Two long, parallel wires carry currents of I1 =...Ch. 29 - Prob. 12PCh. 29 - Prob. 13PCh. 29 - Prob. 14PCh. 29 - You are part of a team working in a machine parts...Ch. 29 - Why is the following situation impossible? Two...Ch. 29 - Prob. 17PCh. 29 - Prob. 18PCh. 29 - The magnetic coils of a tokamak fusion reactor are...Ch. 29 - A packed bundle of 100 long, straight, insulated...Ch. 29 - Prob. 21PCh. 29 - Prob. 22PCh. 29 - A long solenoid that has 1 000 turns uniformly...Ch. 29 - Prob. 24PCh. 29 - Prob. 25PCh. 29 - Prob. 26PCh. 29 - Prob. 27PCh. 29 - You are working for a company that creates special...Ch. 29 - A solenoid of radius r = 1.25 cm and length =...Ch. 29 - Prob. 30PCh. 29 - Prob. 31APCh. 29 - Why is the following situation impossible? The...Ch. 29 - Prob. 33APCh. 29 - Prob. 34APCh. 29 - Prob. 35APCh. 29 - Prob. 36APCh. 29 - A very large parallel-plate capacitor has uniform...Ch. 29 - Two circular coils of radius R, each with N turns,...Ch. 29 - Prob. 39APCh. 29 - Two circular loops are parallel, coaxial, and...Ch. 29 - Prob. 41APCh. 29 - Review. Rail guns have been suggested for...Ch. 29 - Prob. 43APCh. 29 - An infinitely long, straight wire carrying a...Ch. 29 - Prob. 45CPCh. 29 - Prob. 46CPCh. 29 - A wire carrying a current I is bent into the shape...Ch. 29 - Prob. 48CPCh. 29 - Prob. 49CPCh. 29 - Prob. 50CPCh. 29 - Prob. 51CP
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- Within the green dashed circle show in Figure P30.21, the magnetic field changes with time according to the expression B = 2.00t3 4.00t2 + 0.800, where B is in teslas, t is in seconds, and R = 2.50 cm. When t = 2.00 s, calculate (a) the magnitude and (b) the direction of the force exerted on an electron located at point P, which is at a distance r = 5.00 cm from the center of the circular field region. (c) At what instant is this force equal to zero? Figure P30.21arrow_forwardThree long, current-carrying wires are parallel to one another and separated by a distance d. The magnitudes and directions of the currents are shown in Figure P30.91. Wires 1 and 3 are fixed, but wire 2 is free to move. Wire 2 is displaced to the right by a small distance x. Determine the net force (per unit length) acting on wire 2 and the angular frequency of the resulting oscillation. Assume the mass per unit length of wire 2 is and x d. FIGURE P30.91arrow_forwardSolenoid A has length L and N turns, solenoid B has length 2L and N turns, and solenoid C has length L/2 and 2N turns. If each solenoid carries the same current, rank the magnitudes of the magnetic fields in the centers of the solenoids from largest to smallest.arrow_forward
- In Figure P22.43, the current in the long, straight wire is I1 = 5.00 A and the wire lies in the plane of the rectangular loop, which carries a current I2 = 10.0 A. The dimensions in the figure are c = 0.100 m, a = 0.150 m, and = 0.450 m. Find the magnitude and direction of the net force exerted on the loop by the magnetic field created by the wire. Figure P22.43 Problems 43 and 44.arrow_forwardA wire 2.80 m in length carries a current of 5.00 A in a region where a uniform magnetic field has a magnitude of 0.390 T. Calculate the magnitude of the magnetic force on the wire assuming the angle between the magnetic field and the current is (a) 60.0, (b) 90.0, and (c) 120.arrow_forwardA wire is bent in the form of a square loop with sides of length L (Fig. P30.24). If a steady current I flows in the loop, determine the magnitude of the magnetic field at point P in the center of the square. FIGURE P30.24arrow_forward
- In the figure below, the current in the long, straight wire is I1 = 3.00 A and the wire lies in the plane of the rectangular loop, which carries a current I2 = 10.0 A. The dimensions in the figure are c = 0.100 m,a = 0.150 m, and ℓ = 0.350 m. Find the magnitude and direction of the net force exerted on the loop by the magnetic field created by the wire. find magnitude un and direction. magnitude µN directionarrow_forwardWhich of the following is an accurate statement?A) A current-carrying loop of wire tends to line up with its plane parallel to an external field.B) Magnetic field lines have as their sources north and south poles.C) The magnetic force on a current-carrying wire is greatest when the wire is parallel to the magnetic field.D) The magnetic force on a moving charge does not change its energy.arrow_forwarda the magnitude of the magnetic field is large and it does not change b the magnitude of the magnetic field is small and its rate of change is large c the magnitude of the magnetic field is small and its rate of change is small d the magnitude of the magnetic field is large and its rate of change is smallarrow_forward
- A magnesium ion (Mg+) moves in the xy-plane with a speed of 2.00 ✕ 103 m/s. If a constant magnetic field is directed along the z-axis with a magnitude of 4.50 ✕ 10−5 T, find the magnitude of the magnetic force acting on the ion and the magnitude of the ion's acceleration. (a)the magnitude (in N) of the magnetic force acting on the ion (b)the magnitude (in m/s2) of the ion's accelerationarrow_forwardA magnesium ion (Mg+) moves in the xy-plane with a speed of 2.00 ✕ 103 m/s. If a constant magnetic field is directed along the z-axis with a magnitude of 3.00 ✕ 10−5 T, find the magnitude of the magnetic force acting on the ion and the magnitude of the ion's acceleration. (a) the magnitude (in N) of the magnetic force acting on the ion N (b) the magnitude (in m/s2) of the ion's acceleration m/s2 hint The magnetic force on a charged particle has magnitude F = qvBsin(θ). Use Newton's second law of motion to find the magnitude of ion's acceleration.arrow_forwardWhich is not true about the magnetic field?A) When a charged particle moves parallel to the magnetic field vector, the force acting on it is nonzero.B) The magnetic force acting on a positive charge is opposite to the direction of the force acting on a negative charge moving in the same directionC) The magnetic force acts perpendicular to both the velocity vector and the magnetic field vector.D) The magnitude of the magnetic force is proportional to sinQE) The unit of magnetic field is Teslaarrow_forward
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