A particle (q = −4.0 μC, m = 5.0 mg) moves in a uniform magnetic field with a velocity having a magnitude of 2.0 km/s and a direction that is 50° away from that of the magnetic field. The particle is observed to have an acceleration with a magnitude of 5.8 m/s². What is the magnitude of the magnetic field? A) 5.3 mT B) 4.9 mT C) 5.1 mT D) 4.7 mT E) 3.6 mT

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The Answer of A particle (q = −4.0 μC, m = 5.0 mg) moves in a uniform magnetic field with a velocity having a magnitude of 2.0 km/s and a direction that is 50° away from that of the magnetic field. The particle is observed to have an acceleration with a magnitude of 5.8 m/s². What is the magnitude of the magnetic field? A) 5.3 mT B) 4.9 mT C) 5.1 mT D) 4.7 mT E) 3.6 mT

A Particle (Q = −4