'Note’ is a sound:
(a) of a mixture of several frequencies
(b) of mixture of only two frequencies
(c) of a single frequency
(d) always unpleasant to listen to

 'Note’ is a sound of single frequency.

So, option (c) is correct.

Tutorialspoint

Updated on: 10-Oct-2022

84 Views

Kickstart Your Career

Get certified by completing the course

Get Started