An Oscillator Is Driven by a Sinusoidal Force

Multiple Choice

An oscillator is driven by a sinusoidal force.The frequency of the applied force:

A) must be equal to the natural frequency of the oscillator
B) becomes the natural frequency of the oscillator
C) must be less than the natural frequency of the oscillator
D) must be greater than the natural frequency of the oscillator
E) is independent of the natural frequency of the oscillator