Question

An electron beam passes through a
magnetic field of 2x10-3 T and
electric field 3.4 x104 V/m, both
acting simultaneously at the same
point. Path of electron remain
unchanged. Calculate electron
speed. *
O (a) 1.7 x107 m/s
O (b) 1.9 x108 m/s
O (b) 2 x107 m/s
O (d) None of these​

Answer 1

Answer:

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