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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A square metallic wire loop of side 0.1 m and resistance of 1 W is moved with a constant velocity in a magnetic field of 2wb/m2 as shown in figure. The magnetic field field is perpendicular to the plane of the loop, loop is coonected to a network of resistances. what should be the velocity of loop so as to have a steady current of 1 mA in loop?

A square metallic wire loop of side 0.1 m and resistance of 1 W is moved with a constant velocity in a magnetic field of 2wb/m2 as shown in figure. The magnetic field field is perpendicular to the plane of the loop, loop is coonected to a network of resistances. what should be the velocity of loop so as to have a steady current of 1 mA in loop?

A copper rod of length l is rotated about one end perpendicular to the magnetic field B with constant angular velocity omega. The induced e.m.f. between the two end is