How does induced current change when a loop accelerates through a magnetic field?

  • #1
ChuFta
4
0
New user has been reminded to always show their work on schoolwork problems.
Homework Statement
A wire loop accelerates from position 1 to position 5. It enters an area of a homogenous non changing magnetic field B. Rank the induced currents in the loop starting from the biggest
Relevant Equations
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A wire loop accelerates from position 1 to position 5. It enters an area of a homogenous non changing magnetic field B. Rank the induced currents in the loop starting from the biggest. in solutions it says I4>I2>I1=I3=I5=0 but i dont understand why
1700926334971.png
 
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  • #2
At the edge of the field region the flux through the loop will start changing. The faster the loop is moving (later in the acceleration) , the faster the rate of change of flux.
 
  • #3
hutchphd said:
At the edge of the field region the flux through the loop will start changing. The faster the loop is moving (later in the acceleration) , the faster the rate of change of flux.
shouldnt it then be I5>I4>I3>I2>I1
 
  • #4
The picture appears to be in Polish which is a problem for me........
I assume the places where I is zero are regions of constant field (no edges intersected by loop).
 
  • #5
hutchphd said:
The picture appears to be in Polish which is a problem for me........
I assume the places where I is zero are regions of constant field (no edges intersected by loop).
its croatian, but i translated the text i just put this for the drawing in case it is not clear from the text
what do you mean that edges arent intersected by loop
 
  • #6
Croation.
The loop moves in a region of constant field then ##\frac {d \phi} {dt}=0##
 
  • #7
hutchphd said:
Croation.
The loop moves in a region of constant field then ##\frac {d \phi} {dt}=0##
ok thanks
 
  • #8
Thread closed for Moderation...
 
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  • #9
After reminding the new user @ChuFta to always show their work when posting schoolwork question, thread is reopened in case there is anything more to cover.
 
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