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An Electron Moves with a Speed of 8

Question 52

Multiple Choice

An electron moves with a speed of 8.0 × 106 m/s along the +x-axis.It enters a region where there is a magnetic field of 2.5 T,directed at an angle of 60° to the +x-axis and lying in the xy-plane.Calculate the magnitude of the acceleration of the electron.(e = 1.60 × 10-19 C,me1 = 9.11 × 10-31 kg)


A) 1.3 × 1018 m/s2
B) 3.0 × 1018 m/s2
C) 1.3 × 10-18 m/s2
D) 3.0 × 10-18 m/s2
E) 0 m/s2

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