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What is the magnitude of the force on a electron moving with speed v = 0.62...

What is the magnitude of the force on a electron moving with speed v = 0.62 m/s perpendicularly to the direction of a constant magnetic field with magnitude B = 0.21396 Wb/m2. The mass of an electron is 9.1 x 10-31 kg Do not include units or sign in your answer. Answer using scientific notation.

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