Question

frequency of a source of sound is 50 Hz. How many times does it vibrate in a minute?
(A) 50 times
(B)3000 times
(C) 300 times
(D)1by 50
times​

Answer 1

3000 t༙i༙m༙e༙s༙.........

F༙o༙l༙l༙o༙w༙ m༙e༙ .