Question

As shown in the figure below, two long parallel wires (1 and 2) carry currents of I1 = 3.32 A and I2 = 4.50 A in the direction indicated. Two parallel wires point into the page. They are a distance d apart from each other, with the left wire labeled I_1 at the origin and the right wire labeled I_2 a distance d along the positive x-axis. There is a point labeled P directly above wire I_1 a distance d upon the positive y-axis. (a) Determine the magnitude and direction of the magnetic field at a point midway between the wires (d = 10.0 cm). magnitude 6.6E-8 Incorrect: Your answer is incorrect. What is the right-hand rule for currents? What is the direction of the magnetic field vector due to current I1? Due to current I2? What is the formula for the magnitude of the magnetic field due to a long, straight wire? Knowing each magnetic field vector, how must the vectors be added to find the net field? µT direction ° counterclockwise from the +x-axis (b) Determine the magnitude and direction of the magnetic field at point P, located d = 10.0 cm above wire 1. magnitude µT direction ° counterclockwise from the +x-axis

Answer #1

Two long straight wires are parallel and carry current in
opposite directions. The currents in the wires are 8.0 A for the
left wire upward and 12 A for the right wire downward. The wires
are separated by 0.40 cm.
A. The magnetic field due the left wire in mT (milli-tesla) at a
point midway between the wires is:
B. The direction of the magnetic field of the left wire carrying
8.0 A at a point midway between the wires...

The two wires shown in the figure carry currents of I = 4.08 A
in opposite directions and are separated by a distance of
d0 = 8.08 cm. Calculate the net magnetic field at a
point midway between the wires. Use the direction out of the page
as the positive direction and into the page as the negative
direction in your answer.Calculate the net magnetic field at point
P1 - that is 9.87 cm to the right of the wire...

The two wires shown in the figure carry currents of I = 4.08 A
in opposite directions and are separated by a distance of
d0 = 8.08 cm. Calculate the net magnetic field at a
point midway between the wires. Use the direction out of the page
as the positive direction and into the page as the negative
direction in your answer.Calculate the net magnetic field at point
P1 - that is 9.87 cm to the right of the wire...

Two long wires parallel to the page carry currents. Wire 1 =
1.5A and wire 2 = 1.1A and they are 1.8cm apart. Point P is 2.3 cm
to the right of wire 2. What is the magnitude and direction of the
magnetic field at P? A compass is placed at P, in which direction
does the north needle point?

Two long wires carry currents in the direction shown with I2
< I1. At which point will the net magnetic field be zero? Assume
no other sources of magnetic field.
both I1 and I2 to the left
Exactly halfway between the two wires.
Between the two wires but closer to the top wire.
Between the two wires but closer to the bottom wire.
Below both wires.

Two long, parallel conductors separated by 14.0 cm carry
currents in the same direction. The first wire carries a current
I1 = 5.50 A, and the second carries
I2 = 8.00 A. (Assume the conductors lie in the
plane of the page.)
(a) What is the magnitude of the magnetic field created by
I1 at the location of
I2?
T
(b) What is the force per unit length exerted by
I1 on I2?
magnitude
N/m
direction
---Select--- towards wire 1...

Two long parallel wires 10.0 cm apart carry currents of 3.0 A
and 2.9 A in the same direction. Is there any point between the two
wires where the magnetic field is zero?
a.
yes, 4.9 cm from the 3.0-A wire
b.
no.
c.
yes, 5.1 cm from the 2.9-A wire
d.
yes, midway between the wires
e.
yes, 5.1 cm from the 3.0-A wire

Two long parallel wires which are 0.03 m apart carry equal
currents of 2.5 A. a) Calculate the net magnetic field at a point
midway between the two wires if their currents flow in the same
direction. Give magnitude and direction of Bnet. b) Calculate the
net magnetic field at a point midway between the two wires if the
currents flow in opposite direction. Give magnitude and direction
of Bnet. c) Calculate the magnitude of the magnetic force per meter...

Two long, straight, parallel wires carry current. The first wire
carries I1 = 3 A to the right and the second carries I2 = 5 A to
the left. The force per length each wire exerts on the other is of
magnitude 5 × 10−6 N/m.
(a) Sketch the situation. On your sketch indicate the directions
of the magnetic fields produced by each wire and the direction of
the force exerted on each wire. Determine the distance between the
wires....

The two wires shown in the figure below are separated by d =
11.1 cm and carry currents of I = 4.65 A in opposite
directions.
(a) Find the magnitude and direction of the net magnetic field
at a point midway between the wires.
(b) Find the magnitude and direction of the net magnetic field
at point P1, 11.1 cm to the right of the wire on the right.
(c) Find the magnitude and direction of the net magnetic field...

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