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An Electron Moves Through a Region of Crossed Electric and Magnetic

question 62

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An electron moves through a region of crossed electric and magnetic fields. The electric field E = 3200 V/m and is directed straight down. The magnetic field B = 0.80 T and is directed to the left. For what velocity v of the electron into the paper will the electric force exactly cancel the magnetic force? An electron moves through a region of crossed electric and magnetic fields. The electric field E = 3200 V/m and is directed straight down. The magnetic field B = 0.80 T and is directed to the left. For what velocity v of the electron into the paper will the electric force exactly cancel the magnetic force?   A)  2500 m/s B)  5000 m/s C)  4000 m/s D)  8000 m/s


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