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A particle with negative charge and mass = 2.50×10?15 is traveling through a region containing a uniform magnetic field . At a particular instant of time the velocity of the particle is and the force on the particle has a magnitude of 1.40 .Determine the charge . Determine the acceleration of the particle. Find the -component. Find the -component.Find the -component.Explain why the path of the particle is a helix. Determine the cyclotron frequency of the particle.

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