R in a uniform magnetic field B a wire in shape of a semic

Last updated: 6/25/2023

R in a uniform magnetic field B a wire in shape of a semic rcle of radius r rotates about the diameter of the circle with angular velocity as shown in the f gure If the total resistance of the loop is R then the mean power generated per period of revolution is 1 3 2Br TR X X X X X X B 6 r4 8R X X X Xx X X X X X X X X X X X X X X X X 2 4 X X X X X X B w r 8R B r 2R