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In a certain region of space, there is a uniform electric field E= 4.3 x 104...

In a certain region of space, there is a uniform electric field E= 4.3 x 104 V/m to the east and a uniform magnetic field B = .0073 T to the west. a) What is the electromagnetic force on an electron moving north at 3.7 x 107 m/s? b) With the electric and magnetic fields as specified, is there some velocity such that the net electromagnetic force on the electron would be zero?

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