A conducting loop in the form of a circle is placed perpendicular to a magnetic field of 0.50 T. If the area of the loop decreases at a rate of 3.0 10-3 m2 /s, what is the induced emf in the loop?
A)
1.7 mV
B)
4.3 mV
C)
5.5 mV
D)
0 mV
E)
1.5 mV
Question 2
A constant magnetic field of 0.50 T is applied to a rectangular loop of area 3.0 10-3 m2. If the area of this loop changes from its original value to a new value of 1.6 10-3 m2 in 1.6 s, what is the emf induced in the loop?
A)
1.6 10-2 V
B)
0 V
C)
7.5 10-2 V
D)
4.4 10-4 V
E)
9.0 10-2 V