EBK PHYSICS FOR SCIENTISTS & ENGINEERS
5th Edition
ISBN: 9780134296074
Author: GIANCOLI
Publisher: VST
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Question
Chapter 28, Problem 40P
(a)
To determine
The magnitude and direction of the magnetic field at the center ,C.
(b)
To determine
The magnetic dipole moment of the circuit.
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(III) Two long thin parallel wires 13.0 cm apart carry 28-A
currents in the same
direction. Determine
the magnetic field
vector at a point
6.0 cm-
10.0 cm from one
wire and 6.0 cm from
the other (Fig. 20–-58).
FIGURE 20-58
Problem 42.
13.0 cm
10.0 cm-
(I) A single square loop of wire 22.0 cm on a side is placed with its face parallel to the magnetic field as in Fig. 20-34b. When 5.70 A flows in the coil, the torque on it is 0.325 m • N. What is the magnetic field strength?
(III) Two long wires are oriented so that they are perpen-
dicular to each other. At their closest, they are 20.0 cm
apart (Fig. 20-59). What is the magnitude of the magnetic
field at a point midway between them if the top one carries
a current of 20.0 A and
the bottom one carries
IT= 20.0 A
12.0 A?
10.0 cm
B = ?
10.0 cm
FIGURE 20-59
- Ig = 12.0 A
Problem 43.
Bottom wire
Chapter 28 Solutions
EBK PHYSICS FOR SCIENTISTS & ENGINEERS
Ch. 28 - The magnetic field due to current in wires in your...Ch. 28 - Compare and contrast the magnetic field due to a...Ch. 28 - Two insulated long wires carrying equal currents I...Ch. 28 - Prob. 4QCh. 28 - (a) Write Ampres law for a path that surrounds...Ch. 28 - Use the Biot-Savart law to show that the field of...Ch. 28 - Prob. 9QCh. 28 - Why does twisting the lead-in wires to electrical...Ch. 28 - Compare the Biot-Savart law with Coulombs law....Ch. 28 - Will a magnet attract any metallic object, such as...
Ch. 28 - An unmagnetized nail will not attract an...Ch. 28 - Prob. 18QCh. 28 - Prob. 5PCh. 28 - (II) A third wire is placed in the plane of the...Ch. 28 - Prob. 18PCh. 28 - (II) Let two long parallel wires, a distance d...Ch. 28 - (II) Repeat Problem 19 if the wire at x = 0...Ch. 28 - Prob. 36PCh. 28 - (II) A wire, in a plane, has the shape shown in...Ch. 28 - (II) A circular conducting ring of radius R is...Ch. 28 - Prob. 40PCh. 28 - Prob. 56GPCh. 28 - A rectangular loop of wire carries a 2.0-A current...Ch. 28 - Prob. 60GPCh. 28 - A 175-g model airplane charged to 18.0 mC and...
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