Trouble Drawing Diagram: 10 A Current North, 42° East Magnetic Field

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SUMMARY

The discussion focuses on determining the location of a magnetic field created by a long straight wire carrying a 10 amp current directed due north. The magnetic field is described as pointing at an angle of 42 degrees above due east. Participants emphasize using the right-hand rule to visualize the magnetic field's direction, which forms concentric circles around the wire. The key takeaway is that to find the specific points where the magnetic field meets these criteria, one must identify tangent lines to the magnetic field circles.

PREREQUISITES
  • Understanding of the right-hand rule for magnetic fields
  • Familiarity with magnetic field concepts around current-carrying conductors
  • Basic knowledge of vector angles in three-dimensional space
  • Ability to interpret diagrams related to magnetic fields
NEXT STEPS
  • Study the right-hand rule in detail to apply it effectively in magnetic field problems
  • Learn about the Biot-Savart Law for calculating magnetic fields from current-carrying wires
  • Explore magnetic field visualization techniques using software tools like PhET Simulations
  • Investigate the properties of magnetic fields in three-dimensional space and their graphical representations
USEFUL FOR

Physics students, educators, and anyone interested in electromagnetism, particularly those studying magnetic fields around conductors and their graphical representations.

usfz28
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I am having trouble drawing the diagram.

Here is the question:
A long straight wire carries a 10 amo current due north. where are you if you experience a magnetic field that is directed at 42 degrees above due east?
 
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usfz28 said:
I am having trouble drawing the diagram.

Here is the question:
A long straight wire carries a 10 amo current due north. where are you if you experience a magnetic field that is directed at 42 degrees above due east?

Imagine a long straight wire suspended above the ground running from south to north. You can go under the wire or over it to any point surrounding the wire. Where are the points at which the magnetic field is pointing east, but at an angle of inclination (toward the sky) of 42 degrees
 
usfz28 said:
I am having trouble drawing the diagram.

Here is the question:
A long straight wire carries a 10 amp current due north. where are you if you experience a magnetic field that is directed at 42 degrees above due east?
Use the right hand rule to determine the direction of the magnetic field around the conductor. Look at the cross-section of the wire pointing north. The magnetic field lines form concentric circles directed in a clockwise direction. Find a tangent line to a circle that is pointing east and then find a tangent that is 42 degrees above that line. Does that help you?

AM
 

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