Question:
3 Figure shows a conducting disc rotating about its axis in
Last updated: 6/7/2023
3 Figure shows a conducting disc rotating about its axis in a perpendicular uniform and constant magnetic field B A resistor of resistance R is connected between the centre and the rim The radius of the disc is 5 0 cm angular speed 40 rad s B 0 1 T and R 1 2 The current through the resistor in milliampere is