A rectangular semiconductor bar conducts conventional current toward the north in a…
PHYSICS · Single correct · AP · Physics 2: Algebra-based · Magnetism and Electromagnetism · Magnetism and Electromagnetism
Problem
A rectangular semiconductor bar conducts conventional current toward the north in a uniform magnetic field directed into the page. If the majority charge carriers are holes, which side of the bar becomes positive relative to the other?
(a) The east side becomes positive.
(b) Both sides remain at the same potential.
(c) The west side becomes positive.
(d) The answer depends on the magnitude of the current.