A long wire carrying a 6.0 A current perpendicular to the
xy-plane intersects the x-axis at x=−2.3cm. A second, parallel wire
carrying a 2.6 A current intersects the x-axis at x=+2.3cm.
5) A rectangular coil of wire,
22.0 cm by 35.0 cm
and carrying a current of 1.40 A, is oriented with
the plane of its loop perpendicular to a uniform
1.50-T magnetic field, as shown in the figure.
a) Calculate the net force which the magnetic field
exerts on the coil
b) Calculate the torque which the magnetic field
exerts on the coil
c) The coil is rotated through a 30.0degrees angle about the
axis shown, the left side coming...
A long wire carrying a 5.8 A current perpendicular to the
xy-plane intersects the x-axis at x=−1.7cm. A second, parallel wire
carrying a 2.0 A current intersects the x-axis at x=+1.7cm. A. At
what point on the x-axis is the magnetic field zero if the two
currents are in the same direction? B. At what point on the x-axis
is the magnetic field zero if the two currents are in opposite
directions?
A circular loop of wire having a radius of
6.0 cm carries a current
of 0.14 A. A unit vector
parallel to the dipole moment of the loop is given by 0.40i -0.92j.
If the loop is located in a magnetic field given by B =
(0.40 T)i + (0.35
T)k,
A) find the magnitude of the magnetic dipole
moment of the loop.
B) Find the i component
of the torque on the loop.
C) Find the j component
of...
A long wire carrying a 4.5A current perpendicular to the
xy-plane intersects the x-axis
atx=?2.0cm.
Part A
At what point on the x-axis is the magnetic field zero
if the two currents are in the same direction?
Express your answer using two significant figures.
x =
cm
Part B
At what point on the x-axis is the magnetic field zero
if the two currents are in opposite directions?
Express your answer using two significant figures.
x =
cm
An infinite straight wire carries current I1 = 5.8 A in the positive y-direction as shown. At time t = 0, a conducting wire, aligned with the y-direction is located a distance d = 51 cm from the y-axis and moves with velocity v = 19 cm/s in the negative x-direction as shown. The wire has length W = 24 cm.1) What is ε(0), the emf induced in the moving wire at t = 0? Define the emf to be...
The magnetic field 38.0 cm away from a long, straight wire
carrying current 4.00 A is 2110 nT.
(a) At what distance is it 211 nT?
380 cm
(b) At one instant, the two conductors in a long household
extension cord carry equal 4.00-A currents in opposite directions.
The two wires are 3.00 mm apart. Find the magnetic field 38.0 cm
away from the middle of the straight cord, in the plane of the two
wires.
16.6 nT
(c) At...
The magnetic field 39.0 cm away from a long, straight wire
carrying current 4.00 A is 2050 nT.
(a) At what distance is it 205 nT?
cm
(b) At one instant, the two conductors in a long household
extension cord carry equal 4.00-A currents in opposite directions.
The two wires are 3.00 mm apart. Find the magnetic field 39.0 cm
away from the middle of the straight cord, in the plane of the two
wires.
nT
(c) At what distance...
The magnetic field 41.0 cm away from a long, straight wire
carrying current 4.00 A is 1950 nT.
(a) At what distance is it 195 nT?
(b) At one instant, the two conductors in a long household
extension cord carry equal 4.00-A currents in opposite directions.
The two wires are 3.00 mm apart. Find the magnetic field 41.0 cm
away from the middle of the straight cord, in the plane of the two
wires.
How far is the point of...
The magnetic field 44.0 cm away from a long, straight wire
carrying current 3.00 A is 1360 nT.
(a) At what distance is it 136 nT?
(No Response) cm
(b) At one instant, the two conductors in a long household
extension cord carry equal 3.00-A currents in opposite directions.
The two wires are 3.00 mm apart. Find the magnetic field 44.0 cm
away from the middle of the straight cord, in the plane of the two
wires.
(No Response) nT...