Determine the concentration of the majority charge carriers
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A rectangular slab (length 2.5 cm, width 1.5 cm, thickness 5.0 mm) of an unknown semiconductor with an unknown dopant was analyzed by placing it under a perpendicular magnetic field of strength 0.10 T in the +y direction, as well as subjecting it to a current of 7.5 A in the +x direction.
A voltmeter measured that the potential on the top of the slab (as seen from the front) is 93.75 mV higher than the bottom.
Determine the concentration of the majority charge carriers.
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