Magnetism and Electromagnetism
The left hand rule correlates to

Self induction, mutual induction and direction of force on a conductor
Current, magnetic field and direction of force on a conductor
Magnetic field, electric field and direction of force on a conductor
Current, induced e.m.f. and direction of force on a conductor

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Magnetism and Electromagnetism
The magnetomotive force is

The voltage across the two ends of exciting coil
The passage of magnetic field through an exciting coil
The flow of an electric current
The sum of all currents embraced by one line of magnetic field

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