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Physics, 12.03.2020 18:50 mooredollie

A particle moving at nearly the speed of light () passes through a region where it is subjected to a magnetic force of constant magnitude that is always perpendicular to the momentum and has a magnitude of 4 × 10−10 N. As a result, the particle moves along a circular arc with a radius of 12 m. What is the magnitude of the momentum of this particle?

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