An Electron Is Accelerated from Rest Through a Potential Difference

question 69

Multiple Choice

An electron is accelerated from rest through a potential difference of 3750 V. It enters a region where the magnetic field is 4.0 mT perpendicular to the velocity of the electron. Calculate the radius of the path this electron will follow.

• A) 1.2 cm
• B) 2.2 cm
• C) 3.2 cm
• D) 4.2 cm
• E) 5.2 cm

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