A circular coil of wire has 25 turns and has a radius of 0.075 m. The coil is located in a variable magnetic field whose behavior is shown on the graph. At all times, the magnetic field is directed at an angle of 75° relative to the normal to the plane of a loop. What is the average emf induced in the coil in the time interval from t = 5.00 s to 7.50 s?
A)-18 mV
B)-49 mV
C)-92 mV
D)-140 mV
E)-180 mV

Question

A circular coil of wire has 25 turns and has a radius of 0.075 m. The coil is located in a variable magnetic field whose behavior is shown on the graph. At all times, the magnetic field is directed at an angle of 75° relative to the normal to the plane of a loop. What is the average emf induced in the coil in the time interval from t = 5.00 s to 7.50 s? 
A)-18 mV 
B)-49 mV 
C)-92 mV 
D)-140 mV 
E)-180 mV

Quizplus · Accepted Answer

The Answer of A circular coil of wire has 25 turns and has a radius of 0.075 m. The coil is located in a variable magnetic field whose behavior is shown on the graph. At all times, the magnetic field is directed at an angle of 75° relative to the normal to the plane of a loop. What is the average emf induced in the coil in the time interval from t = 5.00 s to 7.50 s? 
A)-18 mV 
B)-49 mV 
C)-92 mV 
D)-140 mV 
E)-180 mV

A Circular Coil of Wire Has 25 Turns and Has