Question

What is the difference between Forced Vibration and Resonant Vibration.​

Answer 1

Answer:

The vibrations of a body under an external periodic force of frequency different from the natural frequency of the body, are called Forced vibrations. The vibrations of a body under an external periodic force of frequency exactly equal to the natural frequency of the body are called Resonant vibrations.

Answer 2

Answer:

The vibrations of a body under an external periodic force of frequency different from the natural frequency of the body, are called Forced vibrations.

The vibrations of a body under an external periodic force of frequency exactly equal to the natural frequency of the body are called Resonant vibrations.