Question

What's the definition of resonance?

Answer 1

here's the def.:" Resonance is a special case of forced vibrations.When the FREQUENCY of an EXTERNALLY APPLIED PERIODIC FORCE on a body is EQUAL TO IT"S NATURAL FREQUENCY, the body readily begins to vibrate with INCREASED AMPLITUDE .This phenomenon is called resonance"

Answer 2

Answer:

The word resonance means echoes of sound.