The circular disk shown in Fig. 6-24 (P6.13) lies in the x–y

The circular disk shown in Fig. 6-24 (P6.13) lies in the x–y plane and rotates with uniform angular velocity ??about the z-axis. The disk is of radius a and is present in a uniform magnetic flux density B = ˆzB0. Obtain an expression for the emf induced at the rim relative to the center of the disk.