Question

for resonance
which most tally​

Answer 1

PLZZZ CHECK OUT YOUR QUESTION MATE

Answer 2

resonance

in physics.....

it is a special case of forced vibrations.

in this case frequency ,of external force is matched with the natural frequency of oscillator.

I hope it help you.

there vibrations are useful

but sometimes it's cause damage also

you can see videos of it ..in Google easily.

then you understand this concept easily ...