A Circular Loop of Radius 25 Cm Is Sitting in a Perpendicular

Multiple Choice

A circular loop of radius 25 cm is sitting in a perpendicular magnetic field of 0.2 T.If the magnetic field strength changes to a value of 0.5 T in 2.5 s,calculate the induced EMF in the loop.

A) 7.5 $\times$ 10^-3 V
B) 9.6 $\times$ 10^-2 V
C) 4.0 $\times$ 10^-2 V
D) 2.4 $\times$ 10^-2 V
E) none of the above