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Magnetic Fields Practice Test
•2 QuestionsQuestion
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Q1
Suppose that a proton moves perpendicularly through a magnetic field at a speed of 
. If this proton experiences a magnetic force of 
, what is the strength of the magnetic field?
.
Suppose that a proton moves perpendicularly through a magnetic field at a speed of
moves in a circular path of radius 
in a constant magnetic field of strength 
. If the magnetic field strength is doubled to 
, what effect does this have on the radius of the circular path that this charge takes?