An Electron Is Moving at 2 $\times$ 10⁶ M/s Perpendicular to a 3

question 53

Multiple Choice

An electron is moving at 2.5 $\times$ 10⁶ m/s perpendicular to a 3.5 mT magnetic field.What is the radius of its path?

• A) 5.1 cm
• B) 3.9 cm
• C) 1.6 cm
• D) 4.1 mm
• E) 2.0 mm

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