EBK PHYSICS FOR SCIENTISTS & ENGINEERS
5th Edition
ISBN: 9780134296074
Author: GIANCOLI
Publisher: VST
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Question
Chapter 28, Problem 60GP
To determine
The magnetic field at a distance y above the plane.
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A particle with charge q and momentum p, initially moving
along the x axis, enters a region where a uniform magnetic
field Bo extends over a
width x = l as shown in
O Bo
Fig. 20-70. The particle
is deflected a distance d
in the +y direction as it
traverses the field. Deter-
mine (a) whether q is
positive or negative, and
(b) the magnitude of its
momentum p in terms of
9, В,, е, and d.
FIGURE 20-70
Problem 85.
An electron enters a uniform magnetic field B = 0.23 T at
a 45° angle to B. Determine the radius r and pitch p (distance
between loops) of the electron's helical path assuming its
speed is 3.0 × 10° m/s.
See Fig. 20–68.
В
-2r.
FIGURE 20-68
В
Problem 79.
(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-
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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- Check Your Understanding In what orientation would a magnetic dipole have to be to produce (a) a maximum torque in a magnetic field? (b) A maximum energy of the dipole?arrow_forwardAssume the region to the right of a certain plane contains a uniform magnetic field of magnitude 1.00 mT and the field is zero in the region to the left of the plane as shown in Figure P22.71. An electron, originally traveling perpendicular to the boundary plane, passes into the region of the field. (a) Determine the time interval required for the electron to leave the field-filled region, noting that the electrons path is a semicircle. (b) Assuming the maximum depth of penetration into the field is 2.00 cm, find the kinetic energy of the electron.arrow_forward12.3 Check Your Understanding Using Example 12.3, keeping the currents the same in wires 1 and 3, what should the current be in wire 2 to counteract the magnetic fields horn wires 1 and 3 so that there is no net magnetic field at point P?arrow_forward
- Check Your Understanding A straight, flexible length of copper wire is immersed in a magnetic field that is directed into the page, (a) If the wire's arrent runs in the +x-direction, which way will the wire bend? (b) Which way will the wire bend if the current nms in the -x-direction?arrow_forwardIs the magnetic field inside a toroid completely uniform? Almost uniform?arrow_forwardIf a charged particle moves in a straight line, can you conclude that there is no magnetic field present?arrow_forward
- Calculate the magnitude of the magnetic field at a point 25.0 cm from a long, thin conductor carrying a current of 2.00 A.arrow_forward(c) Two ions X3- and Y+ moving at the same speed enter a uniform magnetic field perpendicularly. If the radius produced by X3- and Y+ is in the ratio of 6: 5, what is the ratio of the (momentum of X³- ion) / (momentum of Y* ion)?arrow_forward(c) An electron enters a uniform electric field betwen two charged parallel plates of potential difference of 1000 V and 5.0 cm apart as shown in the diagram. 1+ The electron moves with a speed of 2.3 x 107 m s¹¹ in a straight line perpendicular to a magnetic field with magnetic flux density B. Calculate the value of B.arrow_forward
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