A beam of electrons is accelerated through potential diffrence of 10 kV before entering a velocity selector. If the B-fi
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A beam of electrons is accelerated through potential diffrence of 10 kV before entering a velocity selector. If the B-fi
A beam of electrons is accelerated through potential diffrence of 10 kV before entering a velocity selector. If the B-field of the velocity selector has a value of 0.010 T, what value of the E-field is required if the particles are to be undeflected?