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Magnetic Fields
Page 2
Questions (421)
A current loop with radius 20 cm and current 2 A is in a uniform magnetic field of 0.5 T. Considering all possible orientations
4 answers
asked by
Antony need some help here
1,314 views
A Circular metal loop is 28.0 cm in diameter.
how large a current must flow through this metal so that the magnetic field at its
3 answers
asked by
jenna
564 views
Two long, straight wires are separated by 0.12 m. The wires carry currents of 8.0 A in opposite directions, as the drawing
4 answers
asked by
Anonymous
1,980 views
A group of particles is traveling in a magnetic field of unknown magnitude and direction. You observe that a proton moving at
3 answers
asked by
Luigi
848 views
A long wire carrying a 6.0 A current perpendicular to the xy-plane intersects the x-axis at x=−2.0cm. A second, parallel
3 answers
asked by
Anonymous
1,030 views
A 100 gram resistive slider (thick line) moves without friction along a vertical U-shaped conducting track (thin line) that is
3 answers
asked by
BJ
452 views
The magnetic field of the Earth at a certain location is directed vertically downward and has a magnitude of 54.0 µT. A proton
3 answers
asked by
bad at physics
534 views
What minimum strength of magnetic field is required to balance the gravitational force on a proton moving at speed 6*10^6 m/s?
3 answers
asked by
Richard
1,109 views
1)A wire is carrying a current, i, in the positive y-direction. The wire is located in a uniform magnetic field, B, oriented in
3 answers
asked by
Jessica
1,119 views
Two very long, straight, parallel wires carry currents that are directed perpendicular. Wire 1 carries a current I1 into the
3 answers
asked by
Rachel
3,147 views
A horizontal wire carries a large current. A second wire carrying a current in the same direction is suspended below it.Can the
4 answers
asked by
Lia
1,666 views
There are four coils of wire being used as electromagnets. They all have the same size and are made up of the same material but
4 answers
asked by
sophie
2,414 views
A beam of protons is accelerated through a potential difference of 0.745 kV and then enters a uniform magnetic field traveling
3 answers
asked by
J
1,424 views
A conducting bar of length L = 0.40 m rotates in a counterclockwise direction with a constant angular speed of +2.0 rad/s about
3 answers
asked by
Emerix
458 views
Examine the scenario.
A stream of positively-charged particles is moving to the left in a magnetic field. The particles
3 answers
asked by
HELP!
1,341 views
1.)A proton moving with speed v enters a narrow (1.0 cm wide) region of magnetic field perpendicular to the direction of the
4 answers
asked by
Angel
1,132 views
Consider free protons following a circular path in a uniform magnetic field with a radius of 1m. At t =0s, the magnitude of the
3 answers
asked by
John
495 views
In an experiment on the shuttle, an electron with a speed of 6.3 x 105 m/s [N] and a mass of 9.11 x 10-31 kg is shot through an
3 answers
asked by
Matt Damon
582 views
A long straight horizontal wire carries a current I = 4.80 A to the left. A positive 1.00 C charge moves to the right at a
3 answers
asked by
k
1,031 views
help me please.
*TRUE or FALSE* 1.the north pole of a permanent magnet is attracted to a south pole 2.iron,aluminum, and nickel
3 answers
asked by
Charlene
1,129 views
A permanent magnet creates a homogenous magnetic field B~
inside a rectangular region. The magnet is moving with a velocity ~v
2 answers
asked by
Ryan
490 views
a toroid has 3000 turns. the inner and outer diameter are 22 cm and 26 cm. what is the flux density inside the core when there
4 answers
asked by
komal yaseen
1,063 views
An electron in an electron beam experiences a downward force of 2.0 x 10^-14 N while traveling in a magnetic field of 8.8 x 10
3 answers
asked by
Alisha
1,824 views
A proton, traveling with a velocity of 6.8 × 106 m/s due east, experiences a magnetic force that has a maximum magnitude of 8.6
4 answers
asked by
Sara
861 views
A beam of electrons moving in the x-direction at 8.3Mm/s enters a region where a uniform 240G magnetic field points in the
3 answers
asked by
tali
1,607 views
A conducting slider (thick line) moves without friction along a vertical U-shaped conducting track (thin line) in a magnetic
3 answers
asked by
A.J.J
451 views
he magnetic coils of a tokamak fusion reactor are in the shape of a toroid having an inner radius of 0.700 m and an outer radius
4 answers
asked by
taylor
2,282 views
The magnetic field of the Earth at a certain location is directed vertically downward and has a magnitude of 54.0 µT. A proton
3 answers
asked by
Kathy
1,179 views
A wire having mass per unit length of 0.440 g/cm carries a 2.80 A current horizontally to the south. What are the direction and
2 answers
asked by
Jessica
590 views
Calculate the magnetic flux density in air at a point 15mm from a long straight wire carrying a current of 100A
2 answers
asked by
Ken
1,190 views
A rigid circular loop has a radius of 0.20 m and is in the xy-plane. A clockwise current I is carried
by the loop, as shown. The
3 answers
asked by
Vlady
2,044 views
An accelerating voltage of 2.46 * 10^3 V is applied to an electron gun, producing a beam of electrons originally traveling
4 answers
asked by
Rachel
3,539 views
Two parallel wires in a horizontal plane carry currents I1 and I2 to the right. The wires each have a length L and are separated
3 answers
asked by
Anonymous
1,188 views
Two long parallel wires carry currents of 10 A in opposite directions. they are separated by 40 cm. what is the magnetic field
3 answers
asked by
manisha
1,792 views
Indicate true or false in each of the following statements:
1. A static magnetic field can do work on a current carrying wire
4 answers
asked by
Sandhya
763 views
A magnetic field from North to South
is it a Vector or Scalar
1 answer
asked anonymously
52 views
Protons move in a circle of radius 6.10 cm in a 0.566-T magnetic field. What value of electric field could make their paths
2 answers
asked by
Ibenathi
738 views
In an experiment on the shuttle, an electron with a speed of 6.3 x 105 m/s [N] and a mass of 9.11 x 10-31 kg is shot through an
2 answers
asked by
Kim Tuan
504 views
Current flows through the wire coil in the direction shown by the arrows. What is the direction of the magnetic field inside the
2 answers
asked by
MM
1,302 views
1)A coil of length 1cm has N turns and carries an electric current I. It creates at a point M a magnetic field of intensity B.
-I
1 answer
asked by
angy
422 views
1)A coil of length 1cm has N turns and carries an electric current I. It creates at a point M a magnetic field of intensity B.
-I
1 answer
asked by
angy
406 views
A circular parallel plate capacitor with plate radius 8.2cm and plate separation .15mm is connected in series with a 16V ideal
2 answers
asked by
R
548 views
Two parallel wires, separated by the distance of 2 cm, carry the currents I1 = 1 A and I2 = 2 A in the same direction. How far
2 answers
asked by
A
986 views
Each of two long straight parallel wires separated by a distance of 24.0 cm carries a current of 5.00 A
in the same direction.
2 answers
asked by
A
480 views
You are standing directly under an electrical wire carrying current towards the South. If the wire is carrying 180 A and is
2 answers
asked by
Matt Damon
601 views
In an experiment on the shuttle, an electron with a speed of 6.3 x 105 m/s [N] and a mass of 9.11 x 10-31 kg is shot through an
2 answers
asked by
Matt Damon
535 views
In an experiment on the shuttle, an electron with a speed of 6.3 x 105 m/s [N] and a mass of 9.11 x 10-31 kg is shot through an
2 answers
asked by
Matt Damon
557 views
A long, straight wire of length 2L on the y-axis carries a current I. According to the Biot-Savart Law, the magnitude of the
1 answer
asked by
sathira
403 views
A positively charged particle projected towards west is deflected towards north by a magnetic field. State the direction of
2 answers
asked by
shivangi
600 views
#5 (5 points possible)
Two identical solenoids are merged as shown in the figure. Which plot best represents the y-component of
1 answer
asked by
JuanPro
472 views
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Parent Categories (11)
Electricity
Electricity and Magnetism
Electromagnetism
Forces in Nature or Magnetism
Magnetism
Magnetism and Electricity
Magnetism and Electromagnetism
Magnets
Physics
Physics or Magnetism
Plate Tectonics