Question

What is Resonance ?​

Answer 1

Answer:

Resonance describes the phenomenon of increased amplitude that occurs when the frequency of a periodically applied force (or a Fourier component of it) is equal or close to a natural frequency of the system on which it acts.

Answer 2

$\huge\sf{ANSWER࿐}$

Resonance is the forced motion in tune with the nature oscillation frequency of a system, which is called the resonant frequency.