What is the minimum b-field required to cause the electron

Reference no: EM13978447

Consider an electron being ejected from the surface of a heated filament at nearly zero speed.

[A] Through what potential difference must it be accelerated to achieve a speed of 8.4x10^6 m/s? Any relativistic effects can be neglected.

[B] What is the minimum B-field required to cause the electron in part A above to move in a circular orbit of radius of r = 5.0 cm.

Reference no: EM13978447

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