The Current in a Solenoid Is Decreased to One-Half of Its

Multiple Choice

The current in a solenoid is decreased to one-half of its original value.Which one of the following statements is true concerning the self-inductance of the solenoid?

A) The self-inductance does not change.
B) The self-inductance increases by a factor of two.
C) The self-inductance decreases by a factor of two.
D) The self-inductance increases by a factor of four.
E) The self-inductance decreases by a factor of four.