A small object has a net charge of 3 Coulombs. At a particular time, it has a
velocity v equal to v=n1 i + 2 k m/s.
If it is moving in a uniform magnetic field equal to B = n2
i + 4 k Tesla, what is the magnitude of the force on the object at this time.
That is, if |F| = n3 Newtons, what is n3?
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