A Thin Ribbon of a Silver Alloy 2

question 12

Short Answer

A thin ribbon of a silver alloy 2.00-cm wide and 0.015 0-mm thick carries a current of 6.98 A perpendicular to a magnetic field.The Hall voltage is found to be 1.24 * 10-4 V when the magnetic field is 2.50 T.Calculate n, the number of charge carriers per cubic metre.