question archive Draw a bar magnet and its magnetic field lines
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Draw a bar magnet and its magnetic field lines.
-Draw two sets of bar magnets. One where the bar magnets are "attracting" each other and one where they are "repelling" each other. Draw the field lines in each case as well.
-A current-carrying wire carries a current of 0.345 A. What is the magnitude and direction f the magnetic field at point P, 0.030 meters away from the wire as shown?
-A proton moving east at 2.64 x 105 m/s moves through a magnetic field of 2.55 x 10-6 T to the north. What is the magnitude and direction of the force that the proton experiences?