Two point charges of 30nC and 40nC are held fixed on an x axis, at the origin and at x 72cm, respectively A particle with a charge of 42C is released from rest at x 28 cm If the initial acceleration of the particle has a magnitude of 100 km s2, what is the particle 's mass ...

The magnitude of the net force on the q ...

Two point charges of 30nC and 40nC are held fixed on an x axis, at the

Question:

Two point charges of 30nC and – 40nC are held fixed on an x axis, at the origin and at x = 72cm, respectively. A particle with a charge of 42μC is released from rest at x = 28 cm. If the initial acceleration of the particle has a magnitude of 100 km/s2, what is the particle's mass?