Question

Two coils are placed close to each other. The mutual inductance of the pair of coils depends upon : 

i. Relative position and orientation of the two coils. 

ii. The currents in the two coils. 

iii. The material of the wires in the coils 

iv. The rates at which currents are changing in the two coils.

Answer 1

Correct option is : i. Relative position and orientation of the two coils.