Two point charges q4= 212.0 µCand qB= 45.0 µC and a third particle with unknown charge qcare located on the x axis. The particle q4 is at the origin, and qBis at x= 15.0 cm. The third particle is to be placed so that each particle is in equilibrium under the action of the electric forces exerted by the other two particles. (a) Is this situation
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