Question

A sounding horn is rotating rapidly in a horizontal
circle, the apparent frequency of the horn
observed at the centre of the circle will be :
Waves 137
(a) same as the actual frequency
(b) less than the actual frequency
(c) more than the actual frequency
(d) sometimes more than and sometimes less
than the actual frequency

Answer 1

Answer:

hello mate..

(d) sometimes more than and sometimes less.

hope it helps..

Answer 2

Answer:

hey mate !❤️

correct answer is

d)sometimes more than and sometimes less than the actual frequency.

THANKS ❤️