The aurora borealis can sometimes be visible in St. Paul. The aurora is caused whenelectrons and protons, moving in earth’s magnetic field of 5 X 10-5 T collide with molecules of theatmosphere and cause them to glow. What is the circular radius forA) electron with a speed of 1.1 X 106 m/sB) same speed but now a proton

Physics for Scientists and Engineers: Foundations and Connections
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Chapter30: Magnetic Fields And Forces
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Problem 49PQ: A proton and a helium nucleus (consisting of two protons and two neutrons) pass through a velocity...
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The aurora borealis can sometimes be visible in St. Paul. The aurora is caused when
electrons and protons, moving in earth’s magnetic field of 5 X 10-5 T collide with molecules of the
atmosphere and cause them to glow. What is the circular radius for
A) electron with a speed of 1.1 X 106 m/s
B) same speed but now a proton

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