A particle that has a charge of 7.4 μC moves with a velocity of magnitude 3 * 105 m/s along the + x axis. It experiences no magnetic force, although there is a magnetic field present. The maximum possible magnetic force that the charge with the given speed could experience has a magnitude of 0.520 N. Find the magnitude and direction of the magnetic field. Note that there are two possible answers for the direction of the field.

Question

Physics

Kyle Wyatt

28 November, 14:09

A particle that has a charge of 7.4 μC moves with a velocity of magnitude 3 * 105 m/s along the + x axis. It experiences no magnetic force, although there is a magnetic field present. The maximum possible magnetic force that the charge with the given speed could experience has a magnitude of 0.520 N. Find the magnitude and direction of the magnetic field. Note that there are two possible answers for the direction of the field.

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Answers (1)

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Killian Cline · Answer 1

F = qvB

Where F equal to the magnetic force on the particle.

q = charge on the particle

v = velocity of the particle

B = Magnetic field

F = 0.520N

q = 7.4 μC = 7.4*10-⁶C

v = 3*10⁵m/s

B=?

B = F/qv

B = 0.520 / (7.4*10-⁶ * 3*10⁵)

B = 0.234T.