Question

Noise is produced by

a)irregular and non-periodic vibrations
b)regular and periodic vibrations
c)vibrations with high frequency
d)regular vibrations

Answer 1

Answer:

option a.

Explanation:

irregular and non periodic vibrations

Answer 2

$\huge\pink{\boxed{\green{\mathbb{\overbrace{\underbrace{\fcolorbox{red}{aqua}{\underline{\pink{Noise is produced by}}}}}}}}}$

$\huge\mathcal{Irregular-and-non-periodic-viberations}$