A conducting circular loop is placed in a uniform magnetic field B = 0.025T with its plane perpendicular to the magnetic field. The radius of the loop starts shrinking at 1 mm s⁻¹. The induced emf in the loop when the radius is 2 cm is:
A. 2πμV
B. πμV
C. π/2μV
D. 3.2πμV
