Question

A positively charged particle of mass 5.20 10-8 kg is traveling due east with a speed of 30 m/s and enters a 0.37-T uniform magnetic field. The particle moves through one-quarter of a circle in a time of 4.20 10-3 s, at which time it leaves the field heading due south. All during the motion the particle moves perpendicular to the magnetic field.

Answer 1

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