PLEASE HELP!!!
8. Two long, parallel wires each carry a current I in the same direction as shown in the figure. The magnetic field at the point P, midway between the two wires is ________.
| zero | |
| directed into the page | |
| directed out of the page | |
| parallel to the wires in the same direction as the current. | |
| parallel to the wires, in the opposite direction as the current. |
9. A long, straight wire carries a current of 20A to the right. Another long, straight wire carries a current of 10A to the left as shown. What can you say about the magnetic field in the region I?
| It is directed into the page, and might be zero. | |
| It is directed into the page, and cannot be zero. | |
| It is directed out of the page, and might be zero. | |
| It is directed out of the page, and cannot be zero. | |
| It could be into the page or out of the page, and it might be zero. |
10. A long, straight wire carries a current of 20A to the right. Another long, straight wire carries a current of 10A to the left as shown. What can you say about the magnetic field in the region II?
| It is directed into the page, and might be zero. | |
| It is directed into the page, and cannot be zero. | |
| It is directed out of the page, and might be zero. | |
| It is directed out of the page, and cannot be zero. | |
| It could be into the page or out of the page, and it might be zero. |
11. A long, straight wire carries a current of 20A to the right. Another long, straight wire carries a current of 10A to the left as shown. What can you say about the magnetic field in the region III?
| It is directed into the page, and might be zero. | |
| It is directed into the page, and cannot be zero. | |
| It is directed out of the page, and might be zero. | |
| It is directed out of the page, and cannot be zero. | |
| It could be into the page or out of the page, and it might be zero. |
Homework Answers
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PLEASE HELP!!!
8. Two long, parallel wires each
carry a current I in the same direction...
Two parallel wires carry electric current in the same direction as shown in the figure to...
Two parallel wires carry electric current in the same direction as shown in the figure to the right. The current in each wire produces a magnetic field, and each wire experiences a magnetic force due to the field produced by the other wire In the region of space near wire 1, in what direction does the magnetic field produced by wire 2 point? O up O down O right O left into the screen O out of the screen In...
The figure below shows two long, parallel wires incross-section, and the currents they carry are...
The figure below shows two long, parallel wires in
cross-section, and the currents they carry are directed out of the
page. The left wire carries a current ofI1 = 2.96 A,and the right carries a current ofI2 = 3.45 A.The two wires are a distanced = 20.0 cmapart. Point P is the same distance d above
the right wire.Assume the +x-direction is to the right, and the
+y-direction is upward.A cross-sectional end view of two parallel wires carrying
current out...
Shown at right is a cross-sectional view of two long straight wires that are parallel to...
Shown at right is a cross-sectional view of two long straight wires that are parallel to one another. One wire carries a current I_o, out of the page: the other carries an equal current I_o, into the page. a. Draw a vector on the diagram to show the direction of the magnetic field, if any, at a. point P. Explain your reasoning.
Problem 1 Three long straight wires are parallel to each other and carry currents directed into...
Problem 1 Three long straight wires are parallel to each other and carry currents directed into or out of the page, as shown. Wires 1 and 2 carry a current I, and wire 3 carries a current 4. (Note: Be sure to use unit vector notation in each part) 2 2d A) Find an expression for the net magnetic field B at the origin. (10 pts.) B) Find the force on a charged particle q1.0uC passing through the origin with...
The figure below shows a cross-section of two long, straight, parallel wires, where the currents are flowing perpendicul...
The figure below shows a cross-section of two long, straight,
parallel wires, where the currents are flowing perpendicular to the
page. Wire 1 carries a current
I1
directed into the page (in the
−z
direction) and passes through the x-axis at
x = +a.
Wire 2 passes through the x-axis at
x = −2a
and carries an unknown current
I2.
The total magnetic field at the origin due to the
current-carrying wires has the magnitude
2μ0I1
(2πa)
. Note that...
Two infinitely long parallel wires carry current in -k direction the wire that intersect xy plane...
Two infinitely long parallel wires carry current in -k direction the wire that intersect xy plane on the x-axis at x= -3m carries 20A of current. The second wire intersects xy plan at x=+3m and carries 40A. Find the y component of the total magnetic field on y axis at y =4 Find the force per meter
Three long straight wires are parallel to each other and carry currents directed into or out...
Three long straight wires are parallel to each other and carry currents directed into or out of the page, as shown. Wires 1 and 2 carry a current I, and wire 3 carries a current 41. (Note: Be sure to use unit vector notation in each part). 2d indn rssio for th net magnaie fald B ) B) Find the force on a charged particle q-+1.0uC passing through the origin with speed 1.0 m/s directed out of the page (v-1.0k...
(hrw8c29p68) Each of two long straight parallel wires 8 cm apart carries a current of 125...
(hrw8c29p68) Each of two long straight parallel wires 8 cm apart carries a current of 125 A. The figure shows a cross section, with the wires running perpendicular to the page and point P lying on the perpendicular bisector of the line between the wires. Find the magnitude and direction of the magnetic field at P when the current in the left-hand wire is out of the page and the current in the right-hand wire is also out of the...
Two long straight parallel wires, separated by d1 = 0.775 cm, are perpendicular to the plane...
Two long straight parallel wires, separated by
d1 = 0.775 cm, are perpendicular to the plane
of the page as shown in Fig. 30-40. Wire 1 carries a current of
5.70 A into the page. What must be the current (magnitude and
direction) in wire 2 for the resultant magnetic field at point
P to be zero? Point P is d2 =
1.85 cm from wire 2.
HRW7 TP 29-9Two long straight parallel wires, separated by dy = 0.775 cm,...
21 Two long, parallel wires each carry the same current, I, and the two currents are...
21 Two long, parallel wires each carry the same current, I, and the two currents are parallel to each other. The two wires are a distance r apart. What is the magnitude of the magnetic field, B, at point, P, the midpoint between the two wires? Wire 1 7 .P Wire 2 Select one: O a. B = out of the page O b. B = into the page OcB into the page O d. B = 0 T, no...
Two parallel wires carry electric current in the same direction as shown in the figure to the right. The current in each wire produces a magnetic field, and each wire experiences a magnetic force due to the field produced by the other wire In the region of space near wire 1, in what direction does the magnetic field produced by wire 2 point? O up O down O right O left into the screen O out of the screen In...
The figure below shows two long, parallel wires in
cross-section, and the currents they carry are directed out of the
page. The left wire carries a current ofI1 = 2.96 A,and the right carries a current ofI2 = 3.45 A.The two wires are a distanced = 20.0 cmapart. Point P is the same distance d above
the right wire.Assume the +x-direction is to the right, and the
+y-direction is upward.A cross-sectional end view of two parallel wires carrying
current out...
Shown at right is a cross-sectional view of two long straight wires that are parallel to one another. One wire carries a current I_o, out of the page: the other carries an equal current I_o, into the page. a. Draw a vector on the diagram to show the direction of the magnetic field, if any, at a. point P. Explain your reasoning.
Problem 1 Three long straight wires are parallel to each other and carry currents directed into or out of the page, as shown. Wires 1 and 2 carry a current I, and wire 3 carries a current 4. (Note: Be sure to use unit vector notation in each part) 2 2d A) Find an expression for the net magnetic field B at the origin. (10 pts.) B) Find the force on a charged particle q1.0uC passing through the origin with...
The figure below shows a cross-section of two long, straight,
parallel wires, where the currents are flowing perpendicular to the
page. Wire 1 carries a current
I1
directed into the page (in the
−z
direction) and passes through the x-axis at
x = +a.
Wire 2 passes through the x-axis at
x = −2a
and carries an unknown current
I2.
The total magnetic field at the origin due to the
current-carrying wires has the magnitude
2μ0I1
(2πa)
. Note that...
Three long straight wires are parallel to each other and carry currents directed into or out of the page, as shown. Wires 1 and 2 carry a current I, and wire 3 carries a current 41. (Note: Be sure to use unit vector notation in each part). 2d indn rssio for th net magnaie fald B ) B) Find the force on a charged particle q-+1.0uC passing through the origin with speed 1.0 m/s directed out of the page (v-1.0k...
(hrw8c29p68) Each of two long straight parallel wires 8 cm apart carries a current of 125 A. The figure shows a cross section, with the wires running perpendicular to the page and point P lying on the perpendicular bisector of the line between the wires. Find the magnitude and direction of the magnetic field at P when the current in the left-hand wire is out of the page and the current in the right-hand wire is also out of the...
Two long straight parallel wires, separated by
d1 = 0.775 cm, are perpendicular to the plane
of the page as shown in Fig. 30-40. Wire 1 carries a current of
5.70 A into the page. What must be the current (magnitude and
direction) in wire 2 for the resultant magnetic field at point
P to be zero? Point P is d2 =
1.85 cm from wire 2.
HRW7 TP 29-9Two long straight parallel wires, separated by dy = 0.775 cm,...
21 Two long, parallel wires each carry the same current, I, and the two currents are parallel to each other. The two wires are a distance r apart. What is the magnitude of the magnetic field, B, at point, P, the midpoint between the two wires? Wire 1 7 .P Wire 2 Select one: O a. B = out of the page O b. B = into the page OcB into the page O d. B = 0 T, no...
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