Question

A
long straight wire parallel to the y axis carries a current of 3.8A
in the positive y direction. There is a uniform magnetic field B =
0.7T along x - axis . The force per unit on the wire is ?

Answer #1

A long straight wire carries a current of 5.00 A along the
x axis in the positive x direction. In addition
to the magnetic field produced by the current carrying wire, there
is a uniform magnetic field
B0 = (2.90 ✕ 10−6 T
k).
Determine the total magnetic field (in VECTOR NOTATION) at the
following points in the yz plane.
(a) Point 1: y = 0.200 m, z = 0
(b) Point 2: y = 0, z = 0.200 m...

A long straight wire carries a current creating magnetic field.
A positive charge is moving parallel to the wire with the direction
opposite to the current. The force exerted by the magnetic field on
the charge is directed:
A. Parallel to the wire, the same direction as the current;
B. Parallel to the wire, direction opposite to the current;
C. Perpendicular to the wire, toward it;
D. Perpendicular to the wire, away from it;
E. There is no magnetic force...

. A long wire lies along the
x
-axis and carries a current in the positive
x
-direction with magnitude
I
x
= 90 A. A second long wire lies along the
y
-axis and carries a current in the positive
y
-direction with
magnitude
I
y
= 45 A. A third wire lies along the
z
-axis and carries a current in the positive
z
-direction
with magnitude
I
z
= 50 A. Determine the magnitude of the net...

A long wire stretches along the x axis and carries a
4.0 A current to the right (+x). The wire is in a uniform
magnetic field B⃗
=(0.22i−0.39j+0.14k)T
a)Determine the y-component of the force on the wire per cm of
length.
b)Determine the z-component of the force on the wire per cm of
length.

A wire segment 2.4m long carries a current of 7A and makes an
angle of 40º with positive y axis in a region where the magnetic
field is uniform and given by B = 0.5T in positive x-direction.
What is the resulting magnetic force on the wire in S.I units?

A long strait wire lies on the x axis and carries a 3.8
A current in the +x direction. The wire is placed in a
uniform magnetic field
B=(0.22i−0.34j+0.13k)T.
The field will exert a force on the wire.
Part A
Calculate the x-component of the force on the wire per cm of
length.
Fx = __________N/cm
Part B
Calculate the y-component of the force on the wire per cm of
length.
Fy =
__________N/cm
Part C
Calculate the z-component of...

A long insulated wire is stretched along the x-axis. A current
of 2.0 A flows in this wire in the positive x-direction.
Another long insulated wire is stretched along the y-axis. It
carries a current of 9.3 A in the negative y-direction.
What is the magnitude of the magnetic field at the point
(x=6.9cm, y=1.8cm)? The answer may be given in the units of mT or
uT.
The answer should be positive if the direction of the magnetic
field is...

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....

A long straight wire carries 2.9 A along the +x-axis. Find the
direction and magnitude of the magnetic field at a point 11 cm away
on the +y-axis then find the direction of the magnetic field at a
point 11 cm away on the -y-axis.
Express your answer to two significant figures and include the
appropriate units.

Three infinite straight wires are fixed in place and aligned
parallel to the z-axis as shown. The wire at (x,y) = (-19 cm, 0)
carries current I1 = 2.9 A in the negative z-direction.
The wire at (x,y) = (19 cm, 0) carries current I2 = 0.5
A in the positive z-direction. The wire at (x,y) = (0, 32.9 cm)
carries current I3 = 6.2 A in the positive
z-direction.
1. What is Bx(0,0), the x-component of the magnetic
field...

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