Inductance

Front

Voltage induced in an inductor during the collapse of a magnetic field:

Back

Counter emf

Front

Inducing voltage across a coil requires ____

Back

Relative motion between the coil and the magnetic field.

Front

Lenz's law: Induced voltage across an inductor ____.

Back

Always opposes the applied voltage.

Front

An inductor ____

Back

Stores energy in a magnetic field

Front

Voltage production in an inductor due to its magnetic field is called ____.

Back

Self-inductance

Front

Changing the magnetic field of an inductor can be done by adjusting the current through the coil. (true / false)

Back

True

Front

Voltage across an inductor is inversely proportional to the rate of change of magnetic flux. (true / false)

Back

False

Front

Unit of inductance:

Back

Henry

Front

An inductor opposes any change in _____

Back

current

Front

When the current through an inductor is constant, the voltage across it is ____.

Back

Zero