Physics, 05.08.2019 18:20 winterblanco
Ahall probe serves to measure magnetic field strength. such a probe consists of a poor conductor 0.103 mm thick, whose charge-carrier density is 1.11 × 1025 m–3. when a 2.89-a current flows through the probe, the hall voltage is measured to be 3.47 mv. what is the magnetic field strength?
Answers: 3
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