Question

what is
Dopplar effect obtain an
Expression for the appartent frequency of
Sound fleard when The
motion with respect to an observer at
rest,
Source is in​

Answer 1

Explanation:

Doppler Effect refers to the change in wave frequency during the relative motion between a wave source and its observer. For instance, when a sound object moves towards you, the frequency of the sound waves increases, leading to a higher pitch.