Magnetism
51 videos • 64,167 views • by WNY Tutor
1
An electron is accelerated through 2400v from rest and then enters a region where there is a uniform
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2
At a certain location earth has a magnetic field of 0.60
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3
A rectangular loop consists of 100 closely wrapped turns
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4
Consider the mass spectrometer shown schematically
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5
The two wires shown in the figure below are separated by d
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6
A wire carries a 7.00-A current along the x-axis, and another wire carries a 6.00-A current along th
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7
Two long, parallel wires carry currents of I1 = 3.00 A and I2 = 5.00 A in the direction indicated in
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8
What velocity would a proton need to circle Earth 1000 km above the magnetic equator, where Earth’s
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9
A wire with a weight per unit length of 0.080 N/m is suspended directly above a second wire. The top
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10
Four long, parallel conductors carry equal currents of I = 5.00 A. The figure below is an end view o
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11
A positron with kinetic energy 2.00 keV is projected into a uniform magnetic field B of magnitude 0.
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12
it is desired to construct a solenoid that will have a resistance of
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13
A solenoid 10.0 cm in diameter and 75.0 cm long is made from copper wire of diameter 0.100 cm, with
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14
Two long, straight, parallel current-carrying wires are shown below. The wires are parallel to the z
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15
A laboratory electromagnet produces a magnetic field of magnitude 1.50 T. A proton moves through
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16
Sodium ions move at 0.851 m/s through a bloodstream in the arm of a person standing near a large mag
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17
A wire having a mass per unit length of 0.500 g/cm carries a 2.00-A current horizontally to the sout
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18
A mass spectrometer is used to examine the isotopes of uranium
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19
Three long parallel conductors carry currents of
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20
In the figure four long straight wires are perpendicular to the page
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21
A straight conductor carrying a current
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22
A geophysicist measures the magnetic force on a proton that is moving vertically downward
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23
Three very long, straight, parallel wires each carry currents of 4.00 A, directed out of the page as
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24
As shown in the figure a small particle of charge
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25
In the figure, a metal wire of mass m = 24.1 mg can slide with negligible friction
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26
What is the value of e m for a particle that moves in a circle
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27
The figure shows a rectangular 20-turn coil of wire
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28
in the figure below two semicircular arcs have radii
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29
A conductor suspended by two flexible wires
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30
A proton is at rest at the plane vertical boundary
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31
A wire with a mass of 1.00 g/cm is placed on a horizontal surface
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32
A proton moves perpendicular to a uniform magnetic field
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33
A current i=15 a is directed along the positive x axis
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34
A lightning bolt may carry a current of
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35
In each of parts a b and c of figure
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36
Two long, straight wires cross each other at right angles, as shown in the figure below
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37
A current loop carrying a current of 5.0 a is in the shape of a right triangle
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38
A circular wire loop of radius 15.0 cm carries a current
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39
Two concentric circular wire loops of radii
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40
An electron that has a velocity with x component
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41
A proton travels through uniform magnetic and electric fields
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42
A strip of copper 150
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43
In a nuclear experiment a proton with kinetic energy
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44
Consider the system pictured in figure p19.21
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45
A horizontal power line of length
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46
An electron moves in a circular path perpendicular
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47
An electron has an initial velocity of
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48
An electron moves through a uniform magnetic field
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49
An alpha particle travels at a velocity of magnitude 550
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50
A current of 17.0 mA is maintained in a single circular loop
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51
An eight turn coil encloses an elliptical area
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